Category: Health / Science

Voyager 2 reaches interstellar space

It’s time to say goodbye to one of the most storied explorers of our age: Voyager 2 has entered interstellar space, NASA announced December 10th. Voyager 2, which launched in 1977, has spent more four decades...

How do cigarettes affect the body?

Cigarettes aren’t good for us. That’s hardly news — we’ve known about the dangers of smoking for decades. But how exactly do cigarettes harm us, and can our bodies recover if we stop? Krishna...

Functional anatomy of the hand

In this vintage educational video, Drs. Robert Chase and William White describe the functional anatomy of the hand, including detailed descriptions of flexors, extensors, nerves and musculature. [Via: Stanford Anatomy]

The RNA world hypothesis

All living creatures today reproduce and evolve using a complex gene-enzyme cycle. If we look at a cell, for example, information encoded in its genes is used to produce functional proteins called enzymes. Some...

Buttermilk: healthier than it sounds

Buttermilk’s name is deceptive since it contains no butter and is typically low in fat. This dairy beverage originated as a byproduct of traditional butter-making, being the protein-rich liquid left behind after all the...