Galileo and New Horizons missions have traced telltale ripples in the rings of Saturn and Jupiter back to collisions with cometary fragments dating back more than 10 years ago.

In a scientific advance literally plucked from the waste heap, scientists have described a key step toward using the billions of pounds of waste chicken feathers produced each year to make one of the more important kinds of plastic

Gary McCracken, head of the Department of Ecology and Evolutionary Biology at the University of Tennessee, analyzed the economic impact of the loss of bats in North America in agriculture and found it to be in the $3.7 to $53 billion a year range

Bombardments of 'micro-meteorites' on Earth and Mars four billion years ago may have caused the planets' climates to cool dramatically, hampering their ability to support life

Quantum physicists from the University of Innsbruck have set another world record: They have achieved controlled entanglement of 14 quantum bits (qubits) and, thus, realized the largest quantum register that has ever been produced

Scientists have described development and successful initial tests of a spray-on material that both detects and renders harmless the genre of terrorist explosives responsible for government restrictions on liquids that can be carried onboard airliners

Fuel cells have been touted as a cleaner solution to tomorrow's energy needs, with potential applications in everything from cars to computers

Getting older doesn't mean giving up muscle strength. Not only can adults fight the battle of strength and muscle loss that comes with age, but the Golden Years can be a time to get stronger

Researchers at King's College London and Osaka University in Japan have identified specific bone marrow cells that can transform into skin cells to repair damaged skin tissue

Fossil teeth of African animals show that during the past 10 million years, different plant-eating critters began grazing on grass at different times as many switched from a salad-bar diet of tree leaves and shrubs, says a University of Utah study