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Science


Quake History Of San Andreas Fault Studied

WATSONVILLE, Calif. (UPI) — Observations on the San Andreas Fault near Santa Cruz, Calif., show large earthquakes have occurred more frequently there than previously thought, a study says. Researchers with the U.S. Geological Survey, with assistance from the California Geological Survey, conducted a paleoseismic study documenting four surface-rupturing earthquakes that occurred across the Santa Cruz […]

Americans' Skulls Getting Bigger Over Time

KNOXVILLE, Tenn. (UPI) — American heads are getting larger although it’s unclear why that is happening, forensic anthropologists at the University of Tennessee, Knoxville, said. Examining 1,500 skulls dating back to the mid-1800s through the mid-1980s, the researchers found U.S. skulls have become larger, taller and narrower as seen from the front and faces have […]

Drowning Leading Cause Of Child Death

ATLANTA (UPI) — An average of 3,880 U.S. adults and children die each year due to fatal drowning, federal health officials said. The report, by the Centers for the Disease Control and Prevention, estimated 5,789 were treated in U.S. hospital emergency rooms each year for non-fatal drowning. CDC researchers analyzed death certificate data from the […]

Evidence Of Early Jews In Portugal Found

SILVES, Portugal (UPI) — German researchers say the oldest archaeological evidence of a Jewish cultural presence on the Iberian Peninsula has been found at a Portuguese excavation site. Archaeologists of the Friedrich Schiller University Jena said a 16-by 24-inch inch marble plate that may have been a tomb slab bears a Hebrew inscription and has […]

Debris From Japan Tsunami Arriving Sooner

SEATTLE (UPI) — Scientists and lawmakers say debris from the catastrophic earthquake and tsunami that hit Japan last year is reaching U.S. shores sooner than expected. Fishing floats, soccer balls, fuel tanks and fishing vessels let loose by the 9-magnitude earthquake and subsequent tsunami pushed thousands of miles across the Pacific Ocean, carried by currents […]

Dragon Supplies Delivered To Space Station

CAPE CANAVERAL, Fla. (UPI) — Astronauts aboard the International Space Station have boarded the unmanned Dragon spacecraft and began unloading supplies, NASA TV showed. Hours after the Dragon docked with the space station, the astronauts opened the capsule’s hatch and began taking delivery of 1,014 pounds of food, water and clothing, the Los Angeles Times […]

Tsunami Debris Includes Toxic Chemicals

TORONTO (UPI) — Industrial chemicals from the March 2011 tsunami in Japan are reaching the West Coast of North America, and contamination is a risk, scientists say. “Finding one drum of paint thinner, or something you might find in your garage, is not hugely toxic, but if you find 50 of them all washed up […]

Use Of U.S. Groundwater Worries Scientists

AUSTIN, Texas (UPI) — The depletion of groundwater for agriculture in dry regions of Texas and California could threaten food security in the United States, researchers say. Scientists said they’ve analyzed the depletion rates caused by pumping groundwater for irrigation in California’s Central Valley and the High Plains of the central United States. While they […]

Shared System Will Combat Cyberattacks

ATLANTA (UPI) — A new threat intelligence system will help corporate and government security officials share information to fight cyberattacks, U.S. researchers say. Scientists at Georgia Tech say their malware intelligence system will be vital as threats expand into new domains and increasingly focus on industrial espionage. Dubbed Titan, the system will anchor a security […]

New Speaker Can Recreate Dolphin Sounds

TOKYO (UPI) — A new device that can mimic the sound of dolphins could one day help humans talk with the remarkably intelligent creatures, scientists say. While acoustic research on dolphins has focused on recording their sounds and testing their hearing abilities, very few audio playback experiments have been attempted, since it is difficult to […]

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