April 22 (UPI) -- When researchers tracked the migration patterns of Galapagos giant tortoises, they found the reptiles' movements are weakly associated with climate conditions.

GOLDEN, Colo., April 22 (UPI) -- Innovations emerging from Colorado's National Renewable Energy Labs captured the world's imagination: paint-on solar panels, plastic-eating bacteria. But transforming those ideas into consumer products is complicated.

April 19 (UPI) -- Children judge and adjust their behavior toward people based on the person's facial features, just like adults do.

April 19 (UPI) -- The study of an ancient microbrewery in Peru and its supply of a sour beer has provided scientists new insights into the stability of the Wari empire.

April 19 (UPI) -- A mysterious river dolphin in Brazil, previously thought to be quiet, could offer new insights into the evolutionary origins of marine mammal communication.

April 19 (UPI) -- Jerrie Cobb, the first woman in the world to complete U.S. astronaut training in the early 1960s, has died at the age of 88, her family said.

April 19 (UPI) -- Researchers have discovered that the addition of a rare earth metal significantly improves the performance of piezoelectric crystals.

April 19 (UPI) -- The Cygnus cargo spacecraft was bolted into place on the International Space Station early Friday morning, bringing 7,600 pounds of research and supplies to the station.

April 18 (UPI) -- Scientists have managed to figure out how a magnet manages to recover after being demagnetized by a brief laser blast.

April 18 (UPI) -- An international team of scientists has extracted liquid blood and urine from a 42,000-year-old foal recovered Siberian permafrost.

April 18 (UPI) -- Scientists at the Large Hadron Collider have developed a new strategy for tracking down dark matter.

April 18 (UPI) -- Urine salts helped archaeologists track the adoption of herding among settlers in ancient Turkey.

April 17 (UPI) -- In an effort to figure out which physical characteristics best correlate with puncturing performance, scientists chose to study the sharpness of viper fangs.

April 17 (UPI) -- Astronaut Christina Koch will break the record for longest spaceflight by a female, according to NASA.

April 17 (UPI) -- Using a unique solution created to preserve brain tissue, scientists were able to restore some basic cellular functions inside several pigs' brains hours after death.

April 17 (UPI) -- Northrop Grumman is ready for its 11th commercial resupply mission to the International Space Station, which is set to launch Wednesday afternoon from Wallops Flight Facility in Virginia.