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Why We Know Nothing about Dark Matter and Dark Energy
Welcome to the era of precision cosmology…where we’ve managed to very precisely measure everything we don't know about the universe.
A Guide to Defending the Earth
Let’s say one day astronomers announce that our worst nightmare has come true: a large object is headed towards the Earth with a significant chance of impact. What do we do?
Scientists Watch as Stars Quake
The European Space Agency’s Gaia spacecraft has managed to watch stars tremble, their light subtly changing as starquakes ripple through their surfaces. Which is pretty cool, because Gaia wasn’t even designed to do it.
An Astronomical Review of “Don’t Look Up”
In our annual New Year’s family tradition of struggling to stay awake until midnight, we decided to watch “Don’t Look Up,” the Adam McKay satire starring Leonardo DiCaprio, Jennifer Lawrence, and other fabulously good-looking people.