Discover Jan/Feb 2019

Hard to Swallow
Douglas G. Alder
A 70-year old man’s difficulty with eating turns out to have a potentially deadly cause.

Making Sense of Mommy Brain
Teal Burrell
Motherhood may rewire the brain, and not always in expected ways.

The Constant Fight
Corey S. Powell
While astronomers debate numbers, the universe hangs in the balance.

To Sleep, Perchance to Evolve
Bridget Alex
Our shut-eye habits may be as important to our species as walking upright.

The Year in Science
Gemma Tarlach
New research saves squishy sea life and explains the "Atacama Alien," but we still want to know who drilled a hole in Soyuz spacecraft.