Is Earth's inner core solid or liquid? While the inner core is extremely hot, experts have known that it is solid for many ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

President Trump on Monday posted a barrage of letters he sent to country leaders, saying he would impose an array of tariffs ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

W hile astrology has captivated humanity for centuries, many people find that their sun sign – the one most commonly known – ...

More than $10 billion in funds are included in Trump’s tax and spending bill for NASA programs previously targeted by the ...

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