Marcus Woo is a freelance science writer based in the San Francisco Bay Area. He's written for WIRED, the BBC, National Geographic, New Scientist, Smithsonian, Discover, and Slate, among others.
How would you measure the masses of objects as big as stars, galaxies and black holes? With solar mass. And you can thank Sir Isaac Newton for that.
Mysterious quantum stars that act like single, monster atoms could form surprisingly quickly.
You can thank the solar system's head-spinning early years for Earth's rotation.