Scientist | featured news

It’s an age-old puzzle that’s stumped generations of scientists.

Iranian Shahram Amiri's reappearance was as mysterious as his disappearance.

A culture of politics trumping science, many say, persists despite the president's promises. The use of potentially toxic dispersants to fight the gulf oil spill is cited as just one example.

When he ran for president, Barack Obama attacked the George W. Bush administration for putting political concerns ahead of science on such issues as climate change and public health.

Ancient humans ventured into northern Europe far earlier than previously thought, settling on England's east coast more than 800,000 years ago, scientists said.

An investigation into a British climate research center cleared its scientists of serious wrongdoing, but criticized their lack of openness and said some data was misleading.

It is an early step toward one day building new lungs: Yale University researchers took apart and regrew a rat's lung, and then transplanted ...

A team of scientists flew to the Australian Outback on Monday and recovered a Japanese space capsule that they hope contains asteroid samples providing clues into the evolution of the solar system.

An international team of researchers on Thursday launched a grueling simulation of a flight to Mars that will keep them locked in a cascade of ...

Scientists have discovered a "treasure trove of new species" including a frog with a "Pinocchio-like" nose in a remote section of Indonesian rainforest in Southeast Asia.

Scientists have found lots of life-essential water – frozen as ice – in an unexpected place in our solar system: an asteroid between Mars and Jupiter.