The reign of the dinosaurs was in retreat millions of years before the asteroid hit
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Choose from three trip packages
Famed paleontologist Nizar Ibrahim's next big adventure
The moon as our guardian
Medical mystery in a famous work
Mess with these Antarctic birds, and you'll have an eternal enemy
Genome stripped to the essentials
Coley's cancer-killing toxins
Venomous critters may inspire the next generation of painkiller
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Warthogs' beauty partners
Probing Mercury's mysteries
Inside 10 of America's wildest research spots
Hatchery fish vs. wild fish
The genesis of earworms
Looking back at the finest images from Scott Kelly’s historic mission aboard the ISS.
Microbial vandals at work
Can an unlikely trio help avert the next major power failure?
Sniffing out the truth
Gravitational waves explained
Now that Einstein’s gravitation is confirmed, things will get interesting.
Will Zika prompt change?
Born to eat healthy?
An icebreaker near the North Pole encounters a new problem: open water
A ridiculous rumor dispelled
A new antibiotics strategy
Showcasing the Atlantic Ocean's under-appreciated wonders