A study by an international team of researchers have determines that carved stone tools, also known as Levallois cores, were used in Asia 80,000 to 170,000 years ago. With the find — and absent human..
Researchers compared four different types of online communication technologies — video chat, email, social networks and instant messaging — used by people 60 and older and then gauged their symptoms..
A previously unappreciated interaction in the genome turns out to have possibly been one of the driving forces in the emergence of advanced life. This discovery began with a curiosity for retrotranspo..
Geographers have created a new world map showing dramatic changes in land use over the last quarter century. Researchers turned high-resolution satellite images from the European Space Agency into one..
Identifying factors that predict academic difficulties during elementary school should help inform efforts to help children who may be at risk. New research suggests that children's executive fun..
A team developed a computer model that identifies the high-priority areas in California for preservation in order to save the state's native plants in the face of rapid climate change and habitat..
Earth's latest ice age may have been caused by changes deep inside the planet. Based on evidence from the Pacific Ocean, including the position of the Hawaiian Islands.
One of the body's largest macromolecules is the machinery that gloms onto DNA and transcribes it into mRNA, the blueprint for proteins. But the molecule, TFIID, is complex with lots of floppy app..
Researchers demonstrate a new optical waveguide capable of bending photons around tight corners on a smaller scale than previously possible. The technology is made possible by through photonic crystal..
EXPLORER, the world's first medical imaging scanner that can capture a 3D picture of the whole human body at once, has produced its first scans.