SciShow
5 Times Evolution Should Have Planned Ahead
Natural selection can lead to some pretty amazing adaptations, but sometimes the resulting traits aren’t the most efficient solutions to the problems at hand. With the bar set to “good enough,” here are some features that arose from...
TED Talks
TED: The bad math of the fossil fuel industry | Tzeporah Berman
We currently have enough fossil fuels to progressively transition off of them, says climate campaigner Tzeporah Berman, but the industry continues to expand oil, gas and coal production and exploration. With searing passion and...
SciShow
The Most Beautiful Science of 2012
Michael Aranda substitutes for Hank again in this week's News to tell you about the winners of the 2012 Visualization Challenge, an annual competition run by the journal Science that selects the most elegant and educational graphics,...
SciShow
How the Electricity in Our Bodies Could Fight Cancer
One potential avenue for cancer treatment uses electricity not from any outside machine, but from within our own bodies.
TED Talks
TED: Why medicine often has dangerous side effects for women | Alyson McGregor
You might not know this: Many of the medicines we take -- common drugs like Ambien and everyday aspirin -- were only ever tested on men. And the unknown side effects for women can be dangerous, even deadly. Alyson McGregor studies the...
TED Talks
Michelle Kuo: The healing power of reading
Reading and writing can be acts of courage that bring us closer to others and ourselves. Author Michelle Kuo shares how teaching reading skills to her students in the Mississippi Delta revealed the bridging power of the written word --...
TED-Ed
TED-Ed: Rusha Modi: What causes heartburn?
Humans have been battling heartburn for hundreds, if not thousands, of years. But recently the incidence has risen, making it a common complaint worldwide. What causes this problem, and how can it be stopped? Rusha Modi details the...
TED-Ed
TED-Ed: Why should you read "A Midsummer Night's Dream?" - Iseult Gillespie
By the light of the moon, a group sneaks into the woods, where they take mind-altering substances, switch it up romantically and brush up against creatures from another dimension. “A Midsummer Night’s Dream” sees Shakespeare play with...
SciShow
6 Stupid and Dangerous Things Scientists Did to Themselves
From poking their own eyes, to drinking a patient's vomit, some extremely passionate scientists have done pretty outrageous things to themselves in the name of science.
TED Talks
Robert Fischell: My wish: Three unusual medical inventions
Accepting his 2005 TED Prize, inventor Robert Fischell makes three wishes: redesigning a portable device that treats migraines, finding new cures for clinical depression and reforming the medical malpractice system.
SciShow
Why Do I Have Varicose Veins?
Usually, the 160,000 kilometers of blood vessels in your body work incredibly smoothly. However, the forces of age, weight gain, and gravity can conspire to cause lumpy varicose veins.
TED Talks
Michelle Borkin: Can astronomers help doctors?
How do you measure a nebula? With a brain scan. In this talk, TED Fellow Michelle Borkin shows why collaboration between doctors and astronomers can lead to surprising discoveries.
TED-Ed
TED-Ed: Poison vs. venom: What's the difference? - Rose Eveleth
Would you rather be bitten by a venomous rattlesnake or touch a poisonous dart frog? While both of these animals are capable of doing some serious damage to the human body, they deliver their dangerous toxins in different ways. Rose...
TED Talks
TED: Is there a link between cancer and heart disease? | Nicholas Leeper
Does the key to stopping cancer lie in the heart? Cardiologist Nicholas Leeper digs into emerging scientific research on the link between the world's two leading causes of death, heart disease and cancer, sharing how their biological...
SciShow
5 Toxins Animals Steal For Themselves
Thievery is a known survival strategy in the wild. But you couldn’t steal a toxin...or could you? Meet 5 animals that turn someone else’s poison into their own weapon of choice. PORE-FORMING TOXINS 0:50 BIRDS-FOOT TREFOIL 2:45 SIX-SPOT...
SciShow
Are Your Eyes Part of Your Brain?
When you think of a brain, you probably imagine that pink, wrinkly organ in your skull, but we don’t have to stop there! Neither the brain’s functions, nor its cells, are confined to the organ we normally think of as the brain.
TED Talks
Nina Tandon: Could tissue engineering mean personalized medicine?
Each of our bodies is utterly unique, which is a lovely thought until it comes to treating an illness -- when every body reacts differently, often unpredictably, to standard treatment. Tissue engineer Nina Tandon talks about a possible...
TED Talks
TED: It's impossible to have healthy people on a sick planet | Shweta Narayan
The doctrine of "first, do no harm" is the basis of the Hippocratic Oath, one of the world's oldest codes of ethics. It governs the work of physicians -- but climate and health campaigner Shweta Narayan says it should go further. In this...
TED Talks
TED: Why the hospital of the future will be your own home | Niels van Namen
Nobody likes going to the hospital, whether it's because of the logistical challenges of getting there, the astronomical costs of procedures or the alarming risks of complications like antibiotic-resistant bacteria. But what if we could...
TED-Ed
TED-Ed: Claire Simeone: The lovable (and lethal) sea lion
Sunning themselves on rocks or waddling awkwardly across the beach, it's easy to think of sea lions more as sea house cats. But don't be fooled by their beachside behavior. Under the waves, sea lions are incredible endurance hunters,...
Crash Course
Feeling All the Feels: Crash Course Psychology
Even if you're Mel Gibson or Kanye, it's probably best to not wear all of your emotions on your sleeve. In this episode of Crash Course Psychology, Hank talks about these things called "Emotions". What are they? And why do we need them?...
TED Talks
Alan Russell: The potential of regenerative medicine
Alan Russell studies regenerative medicine -- a breakthrough way of thinking about disease and injury, using a process that can signal the body to rebuild itself.
SciShow
What's the Best Position to Sleep In
What's the best sleeping position? Well, with all the pseudoscience to consider, it might just depend on who you are. *The graphic shows the stomach on the wrong side of the body. It should be pictured on the left side of the body, not...
TED Talks
Eve Pearlman: How to lead a conversation between people who disagree
In a world deeply divided, how do we have hard conversations with nuance, curiosity, respect? Veteran reporter Eve Pearlman introduces "dialogue journalism": a project where journalists go to the heart of social and political divides to...