Thermometers 20,000 times smaller than the width of a human hair may tell us more about humans' molecular biology.
Diet can change the DNA of males, who then pass on certain traits to their offspring.
New DNA tests date Neanderthal skeleton at 150,000 years old.
Riddle: I've got the body of a humpless camel, the feet of a rhinoceros, and a snorkel‑like nose half as long as an elephant. What am I?
Turtles have discovered the fountain of youth: telomerase.
Scientists pinpoint the gene that caused humans to evolve bigger brains than chimpanzees.
Get tough on acne and fight bacteria with bacteria.
Even global nuclear war couldn't wipe out this powerful strain of bacteria!
Plants communicate with each other, but keep it close to home.
Starvation can have devastating effects that unfold over multiple generations as a process of adaptation.