Humans love the smell after good rain, though we may not be the the target of the pleasing aroma. There's evidence the characteristic post-rain scent is used to lure arthropods to bacteria.

The average global temperature is on the rise, evidenced by the ten warmest years on record happening since 2005. But this isn’t just about greenhouse gases preventing heat from escaping. Another culprit comes in the form of…clouds.

We all know that birds are incredibly smart, but some birds in Australia take things to the next level — they can intentionally start fires!

The aggressive urges you might have when you see adorable things are probably related to the way you handle strong emotions.

Wouldn’t it be wonderful if we could breathe underwater? But is it even possible?

If you’ve ever looked at a frog’s head, you might have noticed that they don’t have external ears. So How do they hear?

It's true. You have tiny mites living all around your face. But who are they? And how did they get there? QQ has the A!

It’s true. You have tiny mites living all around your face. But who are they? And how did they get there? QQ has the A!

Humans often take inspiration from nature when coming up with inventions, and this includes breakthroughs in fabric design that help to forward the fabulous and functional world of fashion.

We’ve gotten maybe too good at fishing, and as a result we’ve completely transformed the oceans. So what can we do to make fishing more sustainable and still enjoy our fish and chips?

Forget lab rats — meet the Chinese or striped-back hamster, an unassuming little rodent whose role in research over the years has led to breakthroughs in genetics, pharmaceutics and more!

In which John introduces you to quite a lot of Chinese history by

discussing the complicated relationship between the Confucian sch
olars
who wrote Chinese history and the emperors (and empress) wh
o made it.
Included is...

Howcast - Get the lowdown on all the ways to remove pesky facial hair—from the brand new to the tried and true.

Howcast - Learn the Krav Maga elbow strikes and uppercut self-defense techniques in this Howcast training video with expert Rhon Mizrachi.

Howcast - Learn how to avoid voice strain from vocal coach Cari Cole in this Howcast singing tutorial.

Howcast - Learn how to throw a punch from kickboxing champion Phil Nurse in this Howcast UFC training video.

Howcast - Learn how to use your elbows to strike from kickboxing champion Phil Nurse in this Howcast UFC training video.

Howcast - Learn how to contour your makeup for a drag queen look in the second video of a two-part Howcast series with artist Kenneth Llambelis.

Howcast - Learn how to do the cobra from certified yoga instructor Chelsey Korus in this Howcast video.

Howcast - Learn the bow pose from certified yoga instructor Chelsey Korus in this Howcast video.

Howcast - Learn how to read the micro expression for sadness in this body language video from Howcast.

Howcast - Learn the parts of the violin and bow from musician Julie Artzt Becker in this Howcast video.

Howcast - Learn how to counter a cross from Team Radical MMA head coach Rene Dreifuss in this Howcast MMA video.

Howcast - Learn how to counter a jab from Team Radical MMA head coach Rene Dreifuss in this Howcast MMA video.