proteins

Scientists Added Two New Letters To DNA’s Code

If you’ve taken a science class, you’re likely aware that DNA is the body’s instruction manual. But its language is only written in four letters: A, T, C and G. Those who paid extra close attention will remember that RNA, the photocopy of the instructions that the cell actually uses,…

These Dinosaur Bones Have A Little Meat On Them

Organic matter decomposes and sediment takes its place during the fossilisation process, turning bones to rock. Soft tissue and proteins do not stick around. But in at least one 195-million-year-old dinosaur rib bone, some ancient bits of collagen protein found a way.

The Phoenix Effect Lets You Unboil An Egg

Researchers at Itmo University in Russia have found a way to fold mutilated proteins back into the right shape. Afterwards, the proteins work better than they did before. They call it the “Phoenix Effect”: an exhausted protein is ripped apart by heat, only to rise again better than before.