How Smart Are Animals, Really? [Science Video]

Measuring ‘intellect’ is a difficult task. Check out one way scientists are attempting to make this endeavor more testable. [SciShow]

The Science of Why You Can’t Tickle Yourself [Video]

You might be susceptible to “tickle attacks,” but have you ever wondered why you can’t tickle yourself? Learn all about why in this video! [SciShow]

The Human Story: Untangling the Branches of the Human Family Tree [Video]

The folks from “It’s OK to be Smart” have just started a new series of videos called “The Human Story” where they tell the tale of the evolution of our species. In the first episode, they attempt to untangle the branches of the human family tree. [It’s Okay To Be Smart]

Why Some Molecules Have Evil Twins [Science Video]

A tiny change in a molecule’s geometry completely changes its effects on the human body. This video takes a look at a few of these molecules. [Minute Earth]

Bill Nye (The Science Guy) Answers Science Questions From Twitter [Video]

Watch as Bill Nye (The Science Guy) uses the power of Twitter to answer some common science questions. As always when it comes from Twitter, some are better than others, but Bill is always entertaining. Check it out. [Wired]

See-Through Model Rocket Engine Burning [4K Slow Motion]

From Warped Perception: We made a see-through Model Rocket Engine to film the inner workings in 4k Slow Motion and Ultra Slow Motion. These are standard estes model rocket engines found everywhere on the planet and I always wanted to see how they burn, I figured I would cut one in half, rig it, and […]

Top 10 Lost Technologies

2000-year-old computers, swords that can slice through steel, death rays, and rain-makers – we may think that we’re at the peak of technological progress, but our ancestors were engineering things that we can’t even begin to understand. Alltime 10s pays homage to these amazing obsolete inventions, in the top 10 Lost Technologies. [AllTime10s]

How Big do Tsunamis Get? [Video]

In this video, Youtuber RealLifeLore takes a look at how big tsunamis can get, citing a few exemple from recent history in the process. [RealLifeLore]

3 Diseases That Make You Stink

Body odor is usually normal, but when it’s extreme it can be a sign of something gone wrong. [SciShow]

Why Does Skipping Coffee Give Me Headaches?

If you are a heavy coffee drinker and one day decide to cut back and stop drinking coffee entirely, chances are you’ll experience some pretty bad headaches. In this video, the folks from SciShow tell you exactly why this is happening. [SciShow]

Dogs and Humans: A 30,000-Year Friendship

An interesting “tail” about how dogs evolved from wolves to become man’s best friends! Of all the species that humans have domesticated, dogs are our oldest animal friends. But how did a group of wolves become the furry pup at the end of the bed? New research is finally unlocking the paw-in-hand evolution of dogs […]

Researchers Deal With Knotty Issue: Why Your Shoelaces Always Come Untied

Berkeley researchers believe your shoelaces coming untied is just a matter of time. Their study found that unwanted untying comes from two forces combining to replicate the effect of the wearer intentionally pulling the laces undone. The research was originally done to explore why two different versions of the common “bow tie” knot have differing […]