The latest news on science
Study shows smiles and scowls provide cues for gender identification
New technology could produce lightweight and simple energy storage using nanotubes and paper.
For the seventh year, CO2 emissions have increased among industrialized countries.
The phone's touch-screen, microphone, GPS and accelerometer can all be used to generate sounds.
Sea-floor seismometers open window into Earth's mantle beneath Hawaiian Islands.
Patients deficient in vitamin D fare worse in battle with lymphoma.
SpaceShipTwo is built from lightweight composite materials and powered by a hybrid rocket motor.
Brain structure and circuitry offer clues to consciousness in non-mammals.
The WISE space telescope will be tasked with cataloging objects posing a danger to Earth.
Though it may be decades away, scientists are already pondering the implications of living with robots.