A Moment of Science
Supernovas explode with a bright burst of radiation, giving off as much energy in a few days as our sun will give off in its entire lifetime.
FAST is a new telescope that has panels that can shift position to create smaller curved dishes anywhere on its surface.
The Obama administration offers some hope but no change on the matter of extraterrestrial contact.
An asteroid will whiz by Earth at 29,000 miles per hour. That could cause a big impact, but do we really have anything to worry about?
That low-hanging moon looks like you can reach out and touch it, but it is actually further away than when it is at the sky's zenith, where it looks smaller!
A Moment of Science looks at the many different moons in our solar system.
So, if the planet doesn't orbit a sun, can it still be called a planet?
Everyone knows what gold is, but the commodity's stellar origins might come as a bit of a surprise.
If you could see an alien planet from Earth, you wouldn't necessarily need to look for cities. You could just check for oxygen in the atmosphere.
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