A team of Indian physicists has made a mathematical model that purports to explain why ants don't have traffic jams. NPR's Joe Palca explains as part of his series, Joe's Big Idea.
The administration says the reactors are good for the climate, good for American industry and for strengthening ties with India. But some worry the deal also has a dark side.
As vessels become more porous, researchers say, they allow toxins in the bloodstream to reach, and damage, delicate brain cells and raise the risk for dementia.
Fertilizer runoff has provoked a confrontation between Des Moines and the farms that surround it. The city's water utility wants to sue neighboring counties for nitrates in the Raccoon River.
Blind since birth, Julee-anne Bell learned to get by better on her own with echolocation, a method explored in this week's Invisibilia. But along the way, she found that independence came with costs.
Returning immediately to demanding physical or mental activities after a concussion can be bad for the brain, neuroscientists agree. But what about after symptoms resolve? How much rest is best?
Aqua-Spark is the world's first investment fund for sustainable aquaculture. So far it has bet on an alternative fish feed that could take pressure off the oceans and a tilapia farm in Mozambique.
Many of us take antibiotics when we get tummy troubles in developing countries. Scientists say this opens the door for a dangerous visitor in the GI tract. These microbes can stick around for months.