Life is remarkably diverse. When you look around the world, you can find such astounding differences between each lifeform. Massive whales and Giant sequoias down to the smallest of microscopic ...

Kate Adamala started work on a cell in which the natural molecular structure is reversed. Then a possible doomsday scenario became clear.

All known natural life uses L (left-handed) amino acids in proteins and D (right-handed) sugars in DNA and RNA. In contrast, mirror life would use D proteins and L sugars — effectively a reversed ...

For people with two hands, one is usually dominant. On a molecular level, earthly life takes this to the extreme. All of the DNA in living things twists to the right, whereas the protein building ...

Sometimes, the art of making mirrors has little to do with reflection. By Stephen Wallis This article is part of our Design special section about the reverence for handmade objects. Part of human ...

For people with two hands, one is usually dominant. On a molecular level, life takes this to the extreme. All of the DNA in earthly living things... What are 'mirror cells' and why do some scientists ...