Fixing the Grassroots of the American Lawn
A citizen scientist bred low-mow, slow-grow grass that needs little water and fertilizer.
Atoms for… Peace?
Iran's nuclear program is in the news, again. But what's the backstory on how the country went nuclear in the first place?
John Snow and the Birth of Epidemiology
Even though this physician pre-dated germ theory, he was able to track a London outbreak of cholera to one particular water pump.
Humans Are Still Evolving
Biologists suggest that evolution never stops, even for modern humans. This is especially true in parts of the developing world.
The Science Behind Sonic Incidents
U.S. government employees stationed in Havana, Cuba, and Guangzhou, China, have experienced mysterious symptoms. Could the culprit be a sonic weapon?
Russian Cuckoos are Invading Alaska. Songbirds, Beware!
Songbirds may loose their entire broods to cuckoos’ parasitic tricks.
The Overlooked Importance of Parasites
Parasites can be creepy, but according to some ecologists, parasites may substantially impact entire ecosystems—for the better.
After the Lava Stops
When volcanos erupt, the type and location of the lava determines what habitat will develop after it stops flowing.
Henrietta Lacks, Immortalized
Henrietta Lacks's "immortal" cell line, called "HeLa," is used in everything from cancer treatments to vaccines. A new portrait memorializes her.
Alligators on Beaches May Become the Norm
As conservation efforts succeed, wolves, leopards, alligators, and other predators colonize new lands.