Science

A handful of chefs and food companies are experimenting with fish-like alternatives to seafood. But the market is still a few steps behind plant-based products for meat and dairy.

It's been nearly 100 years since a sighting of a Sierra Nevada red fox was documented in Yosemite National Park, according to park staff.

The Obama administration announced on Tuesday that it will allow oil companies to drill off the southeastern Atlantic Coast. The move will also restrict access along parts of Alaska's coast.

Beef processors continue to block efforts to bring back Zilmax, a drug that makes cattle put on weight faster. Is it because they're concerned about animal welfare, or beef exports?

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.

A rare large asteroid zipped very close to Earth Monday morning. NPR's Robert Siegel talks to Paul Chodas, head of the Jet Propulsion Laboratory's Near-Earth Object program, about the "close call."

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.

Two scientists say the New England Patriots could have gained some advantage from deflating a ball in Sunday's game. But was it worth the risk?

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?