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] Advertisements

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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]

How Junk Food Hacks Your Brain [Science Video]

Scientists think that evolution may not have prepared our brains for donuts… [SciShow]

What Do Food Expiration Dates Actually Mean?

Sell By, Best By, and Use By… do these dates actually tell you anything? Food science can be tricky, but the folks from Scishow are fortunately there to clear some of it up. [SciShow]

Nasa Sued Over ‘Moon Dust’ Vial

A woman is suing Nasa over fears it will seize what she says is a vial of moon dust. The pre-emptive lawsuit seeks to prevent Nasa from claiming ownership of the vial. If it is indeed from the moon as claimed, the legal status would be in question. The BBC notes a 2012 law that […]

How Seashells Are Made [Science Video]

If you know that seashells are made of basically the same stuff as chalk, you might have wondered why chalk is crumbly but seashells are super tough. This week on Reactions, we explain: The secret’s in the biochemistry. [Reactions]

Why 350°F (177°C) is the Magic Number for Baking [Science Video]

Ever notice the first step for baking a cookie is almost always to preheat the oven to 350 degrees? Even when you’re baking something else, an oven with a digital temperature reader typically defaults to 350. What’s so magical about this number and why is it that so many recipes call for it? Find out […]

Why Do You Feel Butterflies in Your Stomach? [Science Video]

It may have happened when you locked eyes with your secret crush, or before an important job interview, but what exactly caused that strange, fluttering sensation in your stomach? Find out in this episode of SciShow! [SciShow]