Why Do Coffee Naps Recharge You So Well? [Science Video]

With their powers combined, coffee and naps create a greater sum than their parts. Find out why in this episode of Scishow. [SciShow]

The psychology of post-traumatic stress disorder

Many of us will experience some kind of trauma during our lifetime. Sometimes, we escape with no long-term effects. But for millions of people, those experiences linger, causing symptoms like flashbacks, nightmares, and negative thoughts that interfere with everyday life. Joelle Rabow Maletis details the science behind post-traumatic stress disorder, or PTSD. [TED Ed]

Why Can’t We Just Kill Off Invasive Species?

Invasive species destroying ecosystems are a huge problem, but there’s hope that we can help mitigate the damage. Find out more in this episode of SciShow. [SciShow]

7 Medicines That Come from Super Toxic Critters

Scorpion venom and insect poison are often thought as really deadly, but researchers are increasingly turning them into medical treatments that save millions of lives. Find out more about these innovative medicines in this episode of SciShow. [SciShow]

The Terribly Bad Aerodynamics of Star Wars Ships

Youtuber EC Henry used a virtual wind tunnel to test the aerodynamics of various Star Wars ships. While they’re in space, aerodynamics doesn’t matter all that much I guess, but when entering the atmosphere, it’s something else entirely, unless the ships use their deflector shields, of course. [EC Henry]

DEAL: Get Stephen Hawking’s A Brief History of Time for Just $2.99 Today!

If you’ve always want to read Stephen Hawking’s A Brief History of Time but never did so because you did not want to pay full price for the book, Amazon has the Kindle version for just $2.99 today instead of $18.00. A landmark volume in science writing by one of the great minds of our […]

Must-Watch: Two Vortex Rings Colliding in Slow Motion [Video]

The video you see above took 4 years to recreate and is what tought the true value of persistance to Dustin Sandlin from Smarter Every Day. Watch it, it’s quite a marvel to behold. [SmarterEveryDay]

Why Does Time Slow Down During Car Accidents?

The sensation of time slowing down during intense situations such as in a car crash is a commonly reported phenomenon, but what is actually going on in your brain? Find out in this episode of SciShow! [SciShow]