New research suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for photosynthesis.

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An asteroid has a small chance of hitting Earth less than eight years from now, and astronomers are enlisting the help of NASA's James Webb Space Telescope to study it. Characterized as a ...

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The climate on such a world must be beyond bizarre. A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away. The planet, known as HD ...

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity.

Potential patches of Earth's ancient crust, sometimes called "sunken worlds," may have just been discovered deep within the mantle, thanks to a new way of mapping the inside of our planet.

The bed-in-a-box section of the mattress market is wildly diverse these days, but as a mattress reviewer, one of the most frequent questions I'm asked is, "So what's the deal with Purple?" ...

First lady Jill Biden telegraphed political unity with her outfit for President-elect Donald Trump’s inauguration Monday. Dressed in a Ralph Lauren coat, gloves and pumps in a vibrant shade of b ...

Purple's Presidents' Day sale is here! The premium mattress brand has some big savings going live for bundles, knocking down prices by $600 for a mattress and base at Purple. If you just want a ...

Earth's Inner Core Is Undergoing a Transformation Feb. 10, 2025 — Earth's inner core is undergoing structural transformation. Located 3,000 miles below the Earth's surface, the inner core is ...

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