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 ...

Life is remarkably diverse. When you look around the world, you can find such astounding differences between each lifeform.

Honda is recalling more than 330,000 vehicles because heating pads behind both side-view mirrors may not be bonded properly, which could lead to the mirror glass falling out and increase the risk of a ...