High in the Canadian wilderness, Smithsonian scientists search for ancient minerals that could explain the origins of the ...

We may associate the oldest artefacts with structures such as Egypt’s Great Pyramid, but some of the very oldest items on Earth are barely ... carving weapons from rocks and bones, it may ...

Image of the 4.28 Ga "faux-amphibolite." This image relates to an article that appeared in the Sept. 26, 2008 issue of Science , published by AAAS. The study, by Dr. Jonathan O'Neil and colleagues ...

The moon hasn't had a magnetic field for 4.36 billion years. That means it could hold fragments of the ancient Earth.

While this understanding helps illustrate some of the strange morphologies of these fossils, it isn’t definitive proof that this how life began on Earth. Fast-forward 70 years, and new ...

Earth has gone through many geologic phases, but it did have one striking period of stasis: Our planet experienced a tropical environment where algae and single-celled organisms flourished for almost ...

Image of the 4.28 Ga "faux-amphibolite." This image relates to an article that appeared in the Sept. 26, 2008 issue of Science , published by AAAS. The study, by Dr. Jonathan O'Neil and colleagues ...

Here’s how it works. The oldest evidence of Earth's ancient atmosphere may be lurking in rocks from the moon, a new study suggests. That's the takeaway from a new analysis of moon rocks that ...