Soapbox
- Planetary Science
It’s time to redefine what qualifies as a planet, scientists propose
Astronomers can have their definition of a planet, but some planetary scientists plan to stick to the long-held meaning of the word.
- Health & Medicine
Penicillin allergy? Think again.
Most people are either mislabeled with a penicillin allergy or get over it with time, and doctors don’t always think to check.
