High arsenic levels in groundwater in Bangladesh are not the result of human activities but instead are part of a natural process, researchers say.
Scientists measure giant black hole's spin ... Mystery of ancient fish's teeth solved ... Brain-boosting video games urged ... Food-testing circuit could eliminate waste ... Science and Technology news from UPI.
An international team, including U.S. researchers, reports it has definitively measured the spin rate of a super-massive black hole for the first time.
Supercomputer sets computing record ... Secrets of spider silk's strength studied ... New car mirror avoids 'blind spot' ... Japan launches two spy satellites ... Science and Technology news from UPI.
Engineers at California's Stanford University say they set a record in computer science by using a supercomputer with more than 1 million computing cores.
New technology and a multidisciplinary approach can help revive cold cases by identifying human remains even after the passage of decades, U.S. researchers say.
U.S. researchers say they've conducted a laser experiment that briefly generated more power than the United States uses in any one instant of time.
Understanding the makeup of a bacterium found in the soil of a tropical rainforest may lead to more efficient production of biofuels, U.S. researchers say.
An international panel has proposed names for elements 114 and 116, the latest heavy elements to be added to the periodic table.
U.S. scientists say they've embarked on needed research into the chemistry of biofuel combustion.