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admin
25 vistas · 6 años hace

Drive along with the NASA’s Opportunity Mars rover and hear the voices of scientists and engineers behind the mission. Designed to run for 90 days, the exploration spanned more than 15 years from 2004 to 2019. Along the way, it discovered definitive proof of liquid water on ancient Mars and set the off-world driving record. For more information on the Mars Exploration Rovers and all of NASA’s Mars missions, visit mars.nasa.gov.

Credit: NASA/JPL-Caltech

Veritasium
31 vistas · 6 años hace

When the rope becomes taut, the force on the jumper is mainly his weight downwards, plus a bit of air resistance up. Therefore his speed is increasing nearly as much as it did when he leapt off the platform. So this is not the greatest acceleration of the jump.

admin
22 vistas · 6 años hace

Watch the official trailer compilation for Star Wars 9: The Rise of Skywalker, a science fiction movie starring Daisy Ridley, Adam Driver and John Boyega. In theaters December 20, 2019.

The next installment in the franchise, and the conclusion of the new 'Star Wars' trilogy, once again directed by JJ Abrams.

© Walt Disney Company

admin
25 vistas · 6 años hace

Lucasfilm and director J.J. Abrams join forces once again to take viewers on an epic journey to a galaxy far, far away with Star Wars: The Rise of Skywalker, the riveting conclusion of the seminal Skywalker saga, where new legends will be born and the final battle for freedom is yet to come.

The film stars Carrie Fisher, Mark Hamill, Adam Driver, Daisy Ridley, John Boyega, Oscar Isaac, Anthony Daniels, Naomi Ackie, Domhnall Gleeson, Richard E. Grant, Lupita Nyong'o, Keri Russell, Joonas Suotamo, Kelly Marie Tran, with Ian McDiarmid and Billy Dee Williams


Star Wars: The Rise of Skywalker is directed by J.J. Abrams and produced by Kathleen Kennedy, Abrams and Michelle Rejwan. Callum Greene, Tommy Gormley and Jason McGatlin serve as executive producers. The screenplay was written by Chris Terrio & J.J. Abrams and the story is by Derek Connolly & Colin Trevorrow and J.J. Abrams & Chris Terrio, based on characters created by George Lucas. Star Wars: The Rise of Skywalker opens in U.S. theaters on December 20.

#ign

user6
21 vistas · 7 años hace

Best Goal Ever ,
Best Goal Ever Scored in a Final Match ,

Messi Solo Goal vs Athletic Club ,
Messi Solo Goal vs Athletic Bilbao ,

Best Goal in Football ,
Best Goal Ever ,

Messi Wonder Goal vs Athletic ,
Messi Goal vs Athletic in 2015 Copa Del Rey Final ,

user6
39 vistas · 7 años hace

Best Penalties Ever / Best Penalty Goals Ever in Football !!

user6
41 vistas · 7 años hace

TODOS LOS GOLES QUE SE ERRÓ ARGENTINA CON MESSI ||

The Worst Misses Ever in Football by the Worst Team-mates Ever in Football History ||

Veritasium
52 vistas · 6 años hace

Right after leaving the platform, the only significant force acting on the bungy jumper is his weight. This causes him to speed up from rest. His speed increases every second by nearly 10 m/s. This is not the maximum acceleration experienced by a bungy jumper, however.

admin
22 vistas · 6 años hace

“We’re all in this. ‘Til the end.” See Star Wars: The Rise of Skywalker in theaters December 20. Get your tickets: http://fandango.com/TheRiseOfSkywalker

admin
28 vistas · 6 años hace

The Rise of Skywalker is finally here. Trailer 3 for Rise of Skywalker is our best tease at what Daisy Ridley's Rey, John Boyega's Finn, Oscar Isaac's Poe Dameron, Adam Driver's Kylo Ren and the late Carrie Fisher's General Leia are up to in the final installment of the Skywalker Saga.

In Star Wars: Rise of Skywalker, Emperor Palpatine returns, the Death Star is back and Rey maybe goes to the Dark Side -- but we'll find out how things finally shake out in the final Star Wars movie when TROS hits theaters on December 20, 2019.

admin
49 vistas · 6 años hace

El virólogo Juan Ayllón Barasoain, director del Área de Medicina Preventiva y Salud Pública de la Universidad de Burgos, nos cuenta lo que sabemos del coronavirus chino, pone en perspectiva su alcance, expone los posibles escenarios futuros y explica por qué no hace falta que cunda el pánico y el alarmismo exagerado. Juan Ayllón Barasoain ha trabajado investigando y enseñando bioquímica y virología. Ha trabajado en el "National Institutes of Health" (Bethesda, EEUU) y el Hospital Monte Sinaí (Mount Sinai School of Medicine; New York, EEUU). Actualmente es director del Área de Medicina Preventiva y Salud Pública de la Universidad de Burgos. Para más divulgación científica, suscríbete al canal: https://www.youtube.com/ubuinvestiga Síguenos en: TWITTER: https://twitter.com/UBUInvestiga FACEBOOK: https://www.facebook.com/ubuinvestiga INSTAGRAM: https://www.instagram.com/ubuinvestiga/ BLOG UBUinvestiga: http://ubuinvestiga.ubu.es/ #Ciencia #Coronavirus #China #Virus #Virólogo #Wuhan

user13
173 vistas · 7 años hace

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El Pollito Pío de La Granja de Zenón y más videos infantiles | El Reino Infantil

►TRACKLIST
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Con la A, A, A

admin
41 vistas · 6 años hace

El virólogo Juan Ayllón Barasoain, director del Área de Medicina Preventiva y Salud Pública de la Universidad de Burgos, responde a preguntas frecuentes sobre el nuevo coronavirus (Covid-19). Juan Ayllón Barasoain ha trabajado investigando y enseñando bioquímica y virología. Ha trabajado en el "National Institutes of Health" (Bethesda, EEUU) y el Hospital Monte Sinaí (Mount Sinai School of Medicine; New York, EEUU). Actualmente es director del Área de Medicina Preventiva y Salud Pública de la Universidad de Burgos.

user45
40 vistas · 6 años hace

Sure, the female black widow has a terrible reputation. But who’s the real victim here? Her male counterpart is a total jerk — and might just be getting what he deserves.

Learn more about CuriosityStream at http://curiositystream.com/deeplook
SUBSCRIBE to Deep Look! http://goo.gl/8NwXqt

DEEP LOOK: a new ultra-HD (4K) short video series created by KQED San Francisco and presented by PBS Digital Studios. See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small.

We’ve all heard the stories. She mates and then kills. Her venom is 15 times stronger than a rattlesnake’s. One bite could kill you. With a shiny black color and a glaring red hourglass stomach, she has long inspired fear and awe.

But most species of widow spider (there are 31), including the western black widow found in the U.S., don’t kill their mates at all. Only two widow spider species always eat their mate, the Australian redback and the brown widow, an invasive species in California.

And the male seems to be asking for it. In both of these species, he offers himself to her, somersaulting into her mouth after copulation.

He may even deserve it. During peak mating season, thousands of males will prowl around looking for females. Females set up their webs, stay put and wait.

Once the male arrives at her silken abode, he starts to wreck it, systematically disassembling her web one strand at a time. In a process scientists call web reduction, he bunches it into a little ball and wraps it up with his own silk.

Then, while mating, he will wrap her in fine strands that researchers refer to as the bridal veil. He drapes his silk over her legs, where her smell receptors are most concentrated.

After all of that, he is most likely to crawl away, alive and unscathed.

--- Why does the black widow spider eat her mate?

No one really knows, but scientists assume his body supplies her with nutrition for laying eggs. Sometimes she eats him by accident, not recognizing him as a mate.

--- How harmful are black widows to people?

We couldn’t find a documented case of a human death from a black widow spider in the U.S., but a bite will make you sick with extreme flu-like symptoms. Luckily, black widows aren’t aggressive to people.

--- Why do black widows have a red hourglass?

It’s a warning sign, a phenomenon common in nature that scientists call aposematicism, which is the use of color to ward off enemies.

---+ Read the entire article on KQED Science:

https://ww2.kqed.org/science/2....018/01/09/why-the-ma
---+ For more information:

Black widow researcher Catherine Scott’s website: http://spiderbytes.org/

---+ More Great Deep Look episodes:

Why Is The Very Hungry Caterpillar So Dang Hungry?
https://www.youtube.com/watch?v=el_lPd2oFV4

Everything You Never Wanted to Know About Snail Sex
https://www.youtube.com/watch?v=UOcLaI44TXA

---+ See some great videos and documentaries from the PBS Digital Studios!

Origin of Everything: Why Does Santa Wear Red?
https://www.youtube.com/watch?v=fajNM5OPVnA

PBS Eons: 'Living Fossils' Aren't Really a Thing
https://www.youtube.com/watch?v=mPvZj2KcjAY

---+ Follow KQED Science:

KQED Science: http://www.kqed.org/science
Tumblr: http://kqedscience.tumblr.com
Twitter: https://www.twitter.com/kqedscience

---+ About KQED

KQED, an NPR and PBS affiliate based in San Francisco, serves the people of Northern California and beyond with a public-supported alternative to commercial media. Home to one of the most listened-to public radio station in the nation, one of the highest-rated public television services and an award-winning education program, KQED is also a leader and innovator in interactive media and technology, taking people of all ages on journeys of exploration — exposing them to new people, places and ideas.

Funding for Deep Look is provided in part by PBS Digital Studios and the John S. and James L. Knight Foundation. Deep Look is a project of KQED Science, which is supported by HopeLab, The David B. Gold Foundation; S. D. Bechtel, Jr. Foundation; The Dirk and Charlene Kabcenell Foundation; The Vadasz Family Foundation; Smart Family Foundation and the members of KQED.
#deeplook #blackwidow #spiders

user15
44 vistas · 6 años hace

¡Mira nuestra divertida versión de Las Ruedas del Autobús, Bingo, Monito Juguetón, Cinco Monitos saltando en la Cama y mucho más! #littleangel #littleangelespañol

(?) Subscríbete a Little Angel para ver videos nuevos en cuanto salgan►► http://bit.ly/suscribete_LittleAngel_Esp

¡Ve a tu canción favorita eligiendo en el título debajo!

00:04 Las Ruedas del Autobús
01:35 Bingo
03:52 Monito Juguetón
06:07 Familia Dedo
07:23 Somos las Princesas
09:02 Cinco Monitos saltando en la cama
10:31 Señor Sol
13:07 Humpty Dumpty
14:49 ¿Estás durmiendo, hermano Juan?
16:34 Itsy Bitsy Surfista
18:26 Cinco Patitos
20:16 Bebé Tiburón ¿Dónde está mi aleta?
22:24 Brilla Estrellita

Nuestras canciones para niños enseñan habilidades básicas y mejoran su habilidad para comprender y seguir instrucciones. Las canciones infantiles aceleran las capacidades fonéticas y mejoran la comprensión oral, de lectura y escritura.

No olvides darnos un LIKE (?) si disfrutaste este video.

Descubre el universo Little Angel en www.littleangel.com

Síguenos en redes sociales para nuestras últimas novedades:

★ Facebook: https://www.facebook.com/littleangelvideo/
★ Instagram: https://www.instagram.com/littleangel_esp/

Nursery rhymes and kids songs, músicas para crianças, música infantil, canciones para niños, अंग्रेजी में बच्चों के गाने, детские песни для детей, comptines en espagnol, bata kanta sa ingles, lagu kanak-kanak Inggeris, lagu anak-anak dalam bahasa inggris, أغاني الأطفال باللغة الإنجليزية, 兒童歌曲英文.

Animations by: Valnet Inc.
Copyright 2018 Valnet

admin
29 vistas · 6 años hace

Queremos darle las gracias al profesor Kim Woo-joo del Hospital Universitario Guro de la Universidad de Corea por tomarse su valioso tiempo para informar a nuestros suscriptores. Él acaba de abrir su canal oficial de YouTube y, aunque está en coreano, les recomendamos que se suscriban a su canal en caso de que haga anuncios importantes en el futuro: https://www.youtube.com/user/KUMCbroadcast

Si quieres que hagamos una entrevista de seguimiento con el profesor Kim y que responda a sus preguntas, pueden preguntarle directamente a nuestro fundador, Stephen, en nuestra plataforma comunitaria, que pueden descargarse aquí:
App Store (iPhone): https://bit.ly/2wyascp
Play Store (Android): https://bit.ly/2UxJycD
Página web: https://www.mogao.io

En estos tiempos difíciles, debemos mantenernos unidos y apoyarnos mutuamente como miembros de la comunidad de Asian Boss. Hasta ahora, esta comunidad solo existía en los comentarios de YouTube, pero decidimos abrir la aplicación interna que hemos estado usando en nuestra sede para interactuar de manera más directa con ustedes. Si quieren hacerle preguntas al profesor Kim y también ser parte de una comunidad en línea positiva e informativa, descarga nuestra aplicación:
App Store (iPhone): https://bit.ly/2wyascp
Play Store (Android): https://bit.ly/2UxJycD
Web: https://www.mogao.io

También compartimos todas las fotos e historias entre bastidores sobre nuestros vídeos en esta comunidad, así que descárguenlo ahora. ¡Nos vemos allí!

# COVID19 #KoreanDrFauci #AsianBoss

admin
25 vistas · 6 años hace

More moon rocks on Smarter Every Day ►► https://youtu.be/QxZ_iPldGtI
And Objectivity ►► https://youtu.be/yvhLBzsDwSQ
↓↓↓ More info and sources below ↓↓↓

SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub

Fifty years ago, we sent the first astronauts to walk on the moon’s face. But what they brought back is just as important as what got them there. I’m talking about moon rocks, guys. And I got to go visit NASA’s lunar sample vault to learn more about them! NASA’s moon rock collection has helped us learn so much about the early solar system, the formation of rocky planets like ours, and where our moon came from. And let me tell you, the story of our moon is a VIOLENT one. It involves the word “magmoon”. That’s an awesome word! Enjoy this video, and I hope you learn not just some lunar geology, but also how exploring the moon helped change what the space program was all about.
#apollo #moon #apollo50

SOURCES: https://sites.google.com/view/....inside-nasa-moon-roc

-----------
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user45
33 vistas · 6 años hace

The humble pine cone is more than a holiday decoration. It's an ancient form of tree sex. Flowers may be faster and showier, but the largest living things in the world? The oldest? They all reproduce with cones.

SUBSCRIBE to Deep Look! http://goo.gl/8NwXqt

DEEP LOOK: a new ultra-HD (4K) short video series created by KQED San Francisco and presented by PBS Digital Studios. See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small.

Do pine cones have seeds?

“There are two different types of cones,” says Bruce Baldwin, professor of plant biology at University of California, Berkeley. “There’s seed cones and pollen cones. The pollen cones are relatively tiny. The seed cone gets to be much larger and takes three years to develop and release seeds so you can often see pine cones of three different stages of development on a single tree.”

Why do pine cones open and close?

Early in their development, the scales open slightly for a short time to grant access to wind-borne pollen released from smaller pollen cones. After receiving the pollen, the female cones close back up until the seeds are fertilized and mature. Once they are, the scales reopen allowing the wind to disperse the winged seeds.

What are the oldest living trees?

Conifers are some of the oldest plants in the forest. And they were once much more diverse than they are today. But since the evolution of flowering plants, their diversity has plummeted. Today only about 0.3 percent of all the species of seed plants have cones. Flowering plants have taken over most of the warmer, wetter habitats, pushing out the evergreen conifers.

What are the tallest living trees?
The tallest (coast redwood), most massive (giant sequoia) and oldest living (bristlecone pine) individual organisms is the world are all conifers.


More great Deep Look episodes:

These 'Resurrection Plants' Spring Back to Life in Seconds | Deep Look:
https://youtu.be/eoFGKlZMo2g

The Hidden Perils of Permafrost:
https://youtu.be/wxABO84gol8


See also another great video from the PBS Digital Studios!

It's Okay to Be Smart:
https://youtu.be/jgspUYDwnzQ

BrainCraft:
https://www.youtube.com/watch?v=Xr1dB86xE8o


Read an extended article on pine cones:
https://ww2.kqed.org/science/2....015/11/24/the-sex-li

If you’re in the San Francisco Bay Area, You can check out the conifer collections at the University of California, Berkeley Jepson Herbarium:
http://ucjeps.berkeley.edu/

Or take a stroll through Tilden Regional Parks Botanic Garden to see a variety of California conifers:
http://www.ebparks.org/page156.aspx



KQED Science: http://www.kqed.org/science
Tumblr: http://kqedscience.tumblr.com
Twitter: https://www.twitter.com/kqedscience

Funding for Deep Look is provided in part by PBS Digital Studios and the John S. and James L. Knight Foundation. Deep Look is a project of KQED Science, which is supported by HopeLab, The David B. Gold Foundation; S. D. Bechtel, Jr. Foundation; The Dirk and Charlene Kabcenell Foundation; The Vadasz Family Foundation; Smart Family Foundation and the members of KQED.
#deeplook

user37
39 vistas · 6 años hace

My drawing book: http://amzn.to/1K7L8Ed
Visit me on FB: https://www.facebook.com/LeonardoPereznieto
My website: http://www.ArtistLeonardo.com/

Do you want to help me translating it into your language?
(Note: First check if it hasn´t been translated already by pressing the "CC" button on the lower part of the video).
All you need to do is to please go to the following link and translate. Thank you!:
http://www.youtube.com/timedte....xt_video?v=BgxhplxMJ

If you would like to invest in a drawing, painting or sculpture by Leonardo Pereznieto, or to hire him for workshops or lectures, please write to: info@artistleonardo.com (Business only, not for personal messages.)

List of materials:

Mechanical pencil: ArtistLeonardo Tutto3, with 0.3mm H lead, 0.5 HB and 0.7 mm B lead (Made possible by PRECO and KAWECO).
White pastel: Primo Bianco Charcoal 59-W
Color pencils: Prismacolor Premier
White oil pastel Faber-Castell
Kneaded eraser Prismacolor
MagicRub FaberCastell eraser
Grey cardboard paper (like those used for matting, when framing)

If you would like to see photos and brands of my tools, please go to my blog about materials with the following link:

http://fineart-tips.blogspot.m....x/2015/07/my-drawing


Download Fine Art-Tips mobile app:

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You may also follow me on:

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I wish you great creations!

Audio file(s) provided by http://www.audiomicro.com

This tutorial shows How to Draw a Swarovski Crystal Horse

admin
40 vistas · 6 años hace

“Your journey nears its end.” See Star Wars: The Rise of Skywalker in theaters December 20. Get your tickets: fandango.com/TheRiseOfSkywalker




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