In April, astronomers said they had detected a possible signature of life on the exoplanet K2-18b. Now, three independent ...

Claims for the detection of life on other planets go back decades. Here's why you should still be skeptical despite recent discoveries.

In April, scientists captured global attention by announcing they'd found a molecule in a faraway planet's atmosphere that ...

Earlier this week, astronomers announced that earliest galaxy ever seen – the Mirage or Miracle-z14, or Mom-z14 for short.

The former director of NASA's Ames Research Center was the first head of the Mars exploration program in the US and has ...