Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.

The personalized CRISPR treatment could be the future of gene therapy, but hurdles remain before everyone has access.

New studies show that astrocytes, long thought to be support cells in the brain, are crucial intermediaries for relaying messages to neurons.

Ancient scavengers of the beached beasts turned their bones into implements that spread across a large area, researchers say.

A 47-million-year-old cicada fossil from Germany’s Messel Pit could teach us about the evolution of insect communication.

Common bedbugs experienced a dramatic jump in population size about 13,000 years ago, around the time humans congregated in the first cities.