Articles by

Sara Harrison

This AI Could Help Wipe Out Colon Cancer

Medtronic's GI Genius, recently cleared by the FDA, will help doctors identify precancerous polyps. Michael Wallace has performed...

Scientists Identify a Deadly Toxin That's Been Killing Birds

Thousands of eagles and other fowl have died from a mysterious condition that attacks their nervous systems....

Even Mild Brain Injuries Raise the Risk of Dementia Years Later

A new study shows that concussions and other head traumas can have long-lasting effects on our health.You...

This Is What It's Like to Live Without Smell

Losing any sense can be devastating, even if you never appreciated it before it was gone. ...

Birders’ Tweets Are Causing an Online Flap

Sharing photos and location details of rare bird sightings is boosting the birdwatching community. But some worry...

How to Make a Fitbit for an Elephant

The accelerometers give scientists information about whether animals are swimming, walking, running, or even sprinting up a...

Vaping Won't Keep Young People From Smoking Cigarettes Later

It won't prevent teens from later becoming smokers. But some health experts say that focusing on the...