If we're to find extraterrestrial life in the universe, astronomers have pinpointed the best places to look for it. They have ...

A simulated cell in the early stages of division. Left half shows membrane (green cubes), and ribosomes (yellow/purple) interwoven through in the cell’s chromosome (red). Right side shows all the ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

Scientists at UCSF invented a microscopic “womb” material for growing artificial organs (organoids) from scratch.

A study of NASA’s Mars rover images has raised intriguing possibilities about extraterrestrial life on the Red Planet. Ohio University Professor William Romoser has identified what he believes to be ...