SciShow
How the Ocean Floor Got Filled with Riches
Deep below the surface, the ocean floor is full of riches. There’s gold, iron, and lots of other rare, precious metals. What kind of geochemical processes can leave loot all over the seafloor?
TED Talks
Noel Bairey Merz: The single biggest health threat women face
Surprising, but true: More women now die of heart disease than men, yet cardiovascular research has long focused on men. Pioneering doctor C. Noel Bairey Merz shares what we know and don't know about women's heart health -- including the...
TED Talks
TED: A simple new blood test that can catch cancer early | Jimmy Lin
Jimmy Lin is developing technologies to catch cancer months to years before current methods. He shares a breakthrough technique that looks for small signals of cancer's presence via a simple blood test, detecting the recurrence of some...
Bozeman Science
Aposematic Coloration
Paul Andersen explains how aposematic coloration (or warning coloration) is used for protection in the natural world. He explains how bright colors can be caused by either sexual selection or a warning coloration to predators. He also...
SciShow
Trees: The Dating Apps For Bears
Bears are known for scratching their backs on trees, but it turns out that they might be using trees as a dating app.
SciShow
The Insect That Thrives in Antarctica
It requires a certain attitude to brave the elements of Antarctica. Luckily, the Antarctic midge has a set of adaptations that fit the bill.
TED Talks
Angela Belcher: Using nature to grow batteries
Inspired by an abalone shell, Angela Belcher programs viruses to make elegant nanoscale structures that humans can use. Selecting for high-performing genes through directed evolution, she's produced viruses that can construct powerful...
SciShow
Why It Actually Took 50 Years to Make COVID mRNA Vaccines
The FDA recently approved two mRNA vaccines for COVID-19, but it was a challenge to make this type of vaccine work. And it took decades of research to get us to the point where scientists could make those vaccines as quickly as they did.
SciShow
The Northern Hemisphere’s Very Own Giant Penguins (Sort Of)
Today, penguins are found mainly in the Southern Hemisphere. But fossils have revealed giant lookalikes to these swimming birds further up north, spurring questions of how they evolved and what happened to them.
TED Talks
TED: How a long-forgotten virus could help us solve the antibiotics crisis | Alexander Belcredi
Viruses have a bad reputation -- but some of them could one day save your life, says biotech entrepreneur Alexander Belcredi. In this fascinating talk, he introduces us to phages, naturally-occurring viruses that hunt and kill harmful...
TED Talks
Juan Enriquez: Using biology to rethink the energy challenge
Juan Enriquez challenges our definition of bioenergy. Oil, coal, gas and other hydrocarbons are not chemical but biological products, based on plant matter -- and thus, growable. Our whole approach to fuel, he argues, needs to change.
TED Talks
TED: How human noise affects ocean habitats | Kate Stafford
Oceanographer Kate Stafford lowers us into the sonically rich depths of the Arctic Ocean, where ice groans, whales sing to communicate over vast distances -- and climate change and human noise threaten to alter the environment in ways we...
SciShow
Why Do People Kill? And Other Revelations Of Human Nature
There are a lot of things that are still not fully understood about the species Homo sapiens - what makes us US? What makes us move the way we do, think the way we do, and kill the way we do? Today on SciShow News, Hank gives us a little...
SciShow
Why Do Some Drugs Make Your Pupils Wider?
How do your pupils work and why do some substances make them dilate?
SciShow
The Most Venomous Animals in the World
There are a lot of ways to kill and be killed in the animal kingdom, but only a lucky few use the powers of venom. Not all are closely related, so how did they acquire the same defenses, where did venom come from, and how does it work?...
SciShow
How Dogs Really Listen to Us, and How Pufferfish Puff
This week on SciShow News: Animals! New research has found how dogs actually listen to us in more complex ways than you probably thought, and also figured out how a kind of pufferfish gets its puff up.
SciShow
3 Weird Ways Olde Tyme People Got High
Humans have been processing plants for their narcotic effects for at least 5000 years, historically for ceremonial purposes, to deal with harsh environmental conditions or difficult situations, and sometimes even to supplement...
SciShow
3 Great Minds We Lost in 2018
We welcomed new science and discoveries in 2018, but unfortunately, we also had to say goodbye to some important figures in the scientific community.
TED-Ed
TED-Ed: What causes yeast infections, and how do you get rid of them? | Liesbeth Demuyser
The vagina harbors hundreds of different kinds of microorganisms. Candida yeasts are usually present in small quantities and most of the time, these fungi are harmless. But, under certain conditions, Candida yeasts can cause infections....
TED-Ed
TED-Ed: The world's slimiest animal | Noah R. Bressman and Douglas Fudge
In 2017, a truck screeched to a halt. One of its containers slid off, hit a car, and spilled its contents— thousands of kilograms of hagfish. The result of this accident was an absolute mess: the highway was coated in a thick slime that...
TED Talks
TED: The tiny creature that secretly powers the planet | Penny Chisholm
Oceanographer Penny Chisholm introduces us to an amazing little being: Prochlorococcus, the most abundant photosynthetic species on the planet. A marine microbe that has existed for millions of years, Prochlorococcus wasn't discovered...
TED Talks
Ellen Jorgensen: Biohacking -- you can do it, too
We have personal computing -- why not personal biotech? That's the question biologist Ellen Jorgensen and her colleagues asked themselves before opening Genspace, a nonprofit DIY bio lab in Brooklyn devoted to citizen science, where...
SciShow
The Moth That Drinks Bird Tears & 6 Other Absurd Diets
These organisms don’t just dabble in out-of-the-box delicacies, they make some really bizarre dietary choices! Chapters View all FRUIT-EATING CROCODILES 0:57 SNAIL-SLURPING SNAKES 3:14 SHELL-CRUNCHING CATERPILLAR 5:31 PORTA-POTTY PITCHER...
SciShow
5 Strangely Familiar Ancient Animals
Once evolution finds a trick that works, it tends to repeat it. Here are a few examples of prehistoric animals that look a lot like ones we know today. chapters 0:00 0:06 0:13 0:20 0:27 0:34