What If on MSN
How long would humans survive if the sun exploded?
The Sun is the engine of life on Earth. It provides heat, light, and the energy that drives every ecosystem on the planet.
Need some good news on a Friday after a long week?Don't worry: this is not expected to happen for another five billion years, ...
When the sun eventually expires and swells to engulf Earth, might the remnants of landfill and deeply buried nuclear waste be recycled to form the star dust that will become new p ...
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A comet older than the sun exploded near Earth - then scientists saw a 248,000 mile ghost cloud
The interstellar comet 3I/ATLAS is now leaving the solar system, but its final stretch gave scientists some of the strangest data yet. After passing the sun, it erupted with a 40-fold rise in water ...
Across Earth, every night, thousands of automated stargazers are waiting to take pictures of shooting stars. I am one of the scientists who study these meteors. Most movies and news alerts focus on ...
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