Space exploration: A luxury or a necessity?

"Oh, come on Daniel, space travel is so expensive, and pointless!" These were the words of my friend Max, during a Christmas party where I was discussing my thesis project: studying places on Earth where the living conditions ...

How to safely watch a solar eclipse with children

The next solar eclipse will be visible across North America on April 8. Solar eclipses occur when the moon passes between the sun and the Earth, blocking sunlight and casting a shadow on our planet. There will be a 115-mile-wide ...

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