Here's a test of your dinosaur knowledge: Did Tyrannosaurus rex stand upright, with its tail on the ground?

The answer: No. But a lot of young people seem to think so, and the authors of a study are blaming toys like Barney and other pop influences for that misconception.

Two rare Malayan sun bears have been rescued in Cambodia after being discovered in an abandoned garment factory, a zoo official said Friday.

The male and female bears were rescued by officials from the Phnom Tamao Zoo and the Wildlife Alliance, who found them in the factory in southern Kandal province last week, according to zoo director Nhek Rattanak Pich.

Conservationists on Thursday called for sanctions against the world's top offender nations in the illegal ivory trade to tackle a surge in poaching of African elephants.

Wildlife groups WWF and TRAFFIC issued a joint call for governments due to meet in Bangkok next month under the Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES) to take action against host country Thailand as well as Nigeria and the Democratic Republic of Congo.

It brought the world Skype, Europe its first capital with free public transport, and now Estonia is touting the globe's first fast-charging network for electric vehicles.

But its launch this week was overshadowed by public outrage over skyrocketing electricity prices since power market deregulation here in January.

A new study of Asia's Coral Triangle, which contains nearly 30 percent of the world's reefs, shows that when it comes to ensuring a rich and diverse range of species, size matters.

"The study suggests that marine protected areas should be as large and diverse as possible," Peter Etnoyer, a marine biologist at the U.S. National Oceanic and Atmospheric Administration (NOAA), said in a statement Thursday.

India said on Thursday it will send a $70 million space mission to Mars this year to study the red planet's atmosphere.

The unmanned Mars orbiter mission, to be launched in October by the Indian Space Research Organisation, will undertake a 300-day journey to the planet to collect data about its climate and geology.

A small boat with four cases of California wine has left South Carolina and will submerge the wine in the ocean for three months to age it.

California-based Mira Winery is experimenting to see how the motion, temperature and light in the ocean may affect the aging of the wine.

Take a walk through a human brain? Fly over the surface of Mars? Computer scientists at the University of Illinois at Chicago are pushing science fiction closer to reality with a wraparound virtual world where a researcher wearing 3D glasses can do all that and more.

In the system, known as CAVE2, a screen encircles the viewer 320 degrees. A panorama of images springs from 72 stereoscopic liquid crystal display panels, conveying a dizzying sense of being able to touch what's not really there.

Astronomers searching for planets outside our solar system have discovered the tiniest one yet — one that's about the size of our moon.

But hunters for life in the universe will need to poke elsewhere. The new world orbits too close to its sun-like star and is too sizzling to support life. Its surface temperature is an estimated 700 degrees Fahrenheit (371 degrees Celsius). It also lacks an atmosphere and water on its rocky surface.

The quest for rare earths vital to some of modern life's most indispensable technologies may see mining robots jet to the stars within decades, a world-first conference in Australia was told Wednesday.

Yttrium, Lanthanum and the other 15 minerals which make up the group of elements known as rare earths are crucial to everything from wind turbines and hybrid cars to cruise missiles and the ubiquitous smartphone.