Old Rocks 7 billion years ago during the Precambrian Era. 0 billion years old, making them among the oldest rocks found in ...

I/Atlas isn’t sending messages. We explain the viral clip, the real radio detection from water chemistry, scientist responses, and its safe 170 million mile pass.

From ringing like a bell to hiding traces of ancient magnetism, the Moon is far stranger than it looks. Here are ten mysteries that still leave scientists puzzled.