NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...

Microbes have been discovered alive inside 2-billion-year-old rock, offering a rare window into Earth’s deep past. Found in ...

More than $10 billion in funds are included in Trump’s tax and spending bill for NASA programs previously targeted by the president after Sen. Ted Cruz led a Senate amendment to rescue them.

Astronomers spotted an object speeding at 133,200 miles per hour (about 214,364 kilometres per hour), which is too fast to be ...