It’s tough to know what happened on Earth thousands of years before anyone started writing anything down. But thanks to the amazing work of anthropologists and paleontologists like those working on National Geographic’s Genographic Project, we can begin to piece together the story of our ancestors. Here’s how early humans spread from East Africa all
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When Spider-Man made his own webbing in his high school chemistry class, he was smart to try to mimic spider silk. After all, the real stuff is pound for pound, stronger than steel. He also seems to have improved upon it, using what looks to be carbon nanotubes to provide even more strength and flexibility,
Picture this: a virus has spread across the planet, but you are one of the lucky ones. You have survived the apocalypse. But what’s next? What do you do now? Well…you will want to head to grocery stores, hospitals, and pharmacies to stock up on supplies. And it would be wise to move out of
Belly buttons are the first human scar, and about 90% of them are innies. If you have an innie, chances are it’s full of dozens of kinds of bacteria, fungi, and lint — especially if you have a hairy belly. And if your navel is infected, there might also be a cheese-like liquid inside. Yum!
It’s 1975 at Loring Air Force Base–the largest strategic Air Force base in America and a repository for nuclear weapons. Military officers at the base witness something unexplained. | For more Close Encounters, visit http://www.sciencechannel.com/tv-shows/close-encounters/#mkcpgn=ytsci1 Subscribe to Science Channel! | http://www.youtube.com/subscription_center?add_user=sciencechannel
This German company has been crafting character nutcrackers since 1928! Since how they’re made. Stream Full Episodes of How It’s Made: https://www.sciencechannel.com/tv-shows/how-its-made/ Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: https://www.facebook.com/ScienceChannel Follow us on Twitter: Tweets by ScienceChannel Follow us on Instagram: https://www.instagram.com/ScienceChannel/
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In 2004, scientists extracted a substance called graphene from graphite – the material used to make pencils. Graphene can reveal chemical in the air, as well as disease enzymes in blood. #HowItsMade Mondays 9/8c on Science http://www.sciencechannel.com/tv-shows/how-its-made/ Subscribe to Science Channel: http://bit.ly/SubscribeScience Check out SCI2 for infinitely awesome science videos. Every day. http://bit.ly/SCI2YT
How far can your germs travel in sneezes? Turns out, it’s not just about the biggest droplets, but also the smaller ones that stay in the air. The cloud of exhaled air that comes out of your mouth when you sneeze can potentially travel farther and wider than previously expected. Read more from the Bourouiba
A wasp’s nest is a complex structure that is a specialized nursery for all aerial-nest-building wasp species. These nests are easily identifiable — most of us have seen one at one time or another hanging from the outside of your home or on a tree. While these structures may look relatively simple, we can take
Acne is the most common skin disease, according to the National Institute of Health. Even if it may ease the pain or the unsightly pus, dermatologist Michelle Rodrigues explains in an article on The Conversation that we should not pop them. Science Insider tells you all you need to know about science: space, medicine, biotech,
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