#wanttoknow! – This week’s viewer question comes from Kevin Mwachiro in Mombasa, Kenya.
Though we see them every day, clouds remain such a mystery to scientists that they are inhibiting climate change predictions. But a new atlas could be a game changer.
Some scientists' wishes are coming true, but not all of them. US President Trump is backing NASA on deep space missions to Mars. But he says he's not up for it himself. In any case, life on Mars is so far off.
Astronomers have discovered seven new planets which may host liquid water. Their find shows that Earth-like planets are even more common in the universe than previously thought.
Think dust cooled the planet, and that's why the dinosaurs were obliterated? The author of a new study sheds light - or rather darkness - on how the sulfur-rich Yucatan peninsula helped deliver the death knell.
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