Before we send people to Mars, we need to understand more about how Martian dust could affect astronauts and their equipment. Here are 3 things we’ve learned from the planet’s 2018 global dust storm.
You might know the definition of Blue Moon as the 2nd of 2 full moons in a calendar month. But there's another kind of Blue Moon ... coming up on May 18. Read more.
Arsenic is a deadly poison for most living things, but new research shows that microorganisms are breathing arsenic in a large area of the Pacific Ocean. Read more.
Tonight's moon is still moving in front of the constellation Leo the Lion. Notice a bright star near the moon? It's Regulus, whose name means little king. Read more.
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