For the first time in modern history, the world has been producing more farmed fish than farmed beef. It's not good news for the environment    

Half of NASA's newest astronaut recruits are women, but that wasn't always the case.

A recently mapped genome of the famous albino gorilla Snowflake shows he was born to an uncle and a niece, a new study says.

Research shows how much the NSA could glean from call records, and why efforts to downplay the significance of such metadata are misleading.

Google is demanding that a secret intelligence court allow it to share some details about surveillance requests for user data.

There may be killer asteroids headed for Earth, and NASA has decided to do something about it

The prevalence of GPS in cars and smartphones makes it a popular option for getting where you're going. But according to a survey by Michelin, it still leads drivers astray occasionally, and many still rely on plain old paper in one form or another.

The Indian government will shut down the country's 160-year old telegraph service in mid-July. The decision risks leaving lawyers, soldiers and government officials without a trusty communication tool.

An industry secret for years, 3-D printing is spreading quickly to the masses. Amazon has unveiled a dedicated section for 3-D printing, including desktop models from Brooklyn, N.Y.-based start-up MakerBot. And anyone can buy a 3-D printer from Staples.

BioWatch, which has cost more than $1 billion so far, is designed to detect large-scale biological attacks. But Homeland Security officials say small-scale attacks are more likely to occur.

A keen eye and extensive knowledge of feathers allows forensic ornithologist Carla Dove (yes, that's her name) figure out from feather and bone fragments which type of bird crashed into a plane or was eaten by a snake. But the expertise has an uncertain future.

Men who caught up on sleepless nights had better response to their body's insulin

New machine is part of continued push to lead the world into era of exascale computing

Males of a particular species go limp just as the deed is done

Breeding birds find several ways to cope with summer's constant daylight

Audience reaction may have little to do with the quality of the performance

Healthy baby born to woman who was given naturally occurring hormone kisspeptin to stimulate egg production

Researchers find vast cityscape hidden under deep vegetation linking the Cambodian temples complex

The brain of a dragonfly has to do some serious calculations -- and fast -- if it hopes to nab a mosquito or midge in midair. It has to predict the trajectory of its prey, plot a course to intersect ...    

Skybox's fleet of cheap, ultra-efficient satellites will give us real-time data that could upend industries, transform economies, and predict the future.    

Millions of years ago, some bats gave up their old habits of hunting for insects and tried something new: drinking blood. These creatures evolved into today’s vampire bats, and it’s mind-boggling to explore all the ways that they evolved to make the most of their sanguine meal.

Action is needed to fight a "quiet epidemic" of oesophageal cancer, which is on the rise in the UK, particularly in men, say cancer experts.

Europe's plans to explore Mars with a satellite in 2016 and a rover in 2018 take a big step forward with the signing of new industrial contracts.

A new zone of crust-swallowing geological faults seems to be opening in the Atlantic – the vast ocean may have "caught" subduction from the dying Mediterranean    

Scientists have restored a 200-year-old opera using special x-ray technologies, leading to questions about other possible uses.

Run current through genetically engineered microorganisms, and they produce gasoline substitute. Can U.S.-funded electrofuels research finish the drive from lab to market?

The country's decision was inspired by a National Geographic magazine exposé on the illegal ivory trade.

Economists have long used game theory to make sense of the world. Now engineers and computer scientists are using it to rethink their work.

Zeroing in on black carbon may slow the effects of greenhouse-gas emissions.

Compact unmanned aerial vehicles will perform many valuable jobs if ­aviation regulations allow them to operate ­commercially.