NASA's Lucy spacecraft is speeding toward another close encounter with an asteroid
NASA's Lucy spacecraft will soon swoop past a small asteroid
Science
FDA OKs trial of pig livers as dialysis-like treatment for liver failure
Blue Origin launches an all-female celebrity crew with Katy Perry, Gayle King and Lauren Sanchez
Historic domes of Hagia Sophia are renovated to protect the landmark from earthquakes
Japanese leader says he hopes Osaka expo will help reunite a divided world
Colombia's capital ends drought-related water rationing. Its case is a warning to other cities
Doctors remove pig kidney from an Alabama woman after a record 130 days
Ahead of spaceflight, Katy Perry is reading Carl Sagan and channeling her 'feminine divine'
Fatou, the world's oldest gorilla in a zoo, is celebrating her 68th birthday in Berlin
Ancient jawbone from Taiwan belongs to a mysterious group of human ancestors, scientists say
Scientists map part of a mouse's brain that's so complex it looks like a galaxy
Billionaire spacewalker highlights Mars trip for astronauts in his bid to become NASA's next chief
Soil from the moon's far side suggests drier conditions than the side facing Earth
Trump signs executive orders to boost coal, a reliable but polluting energy source
A micromoon will grace the night skies this weekend
New observations show the asteroid that won't hit Earth resembles a spinning hockey puck
Hawaii's Kilauea volcano spews fountains of lava in latest eruption episode
Scientists genetically engineer wolves with white hair and muscular jaws like the extinct dire wolf
Prague Zoo joins the effort to ensure the survival of a rare insect once considered extinct
A US-Russian crew of 3 arrives at the International Space Station
Altar found in Guatemalan jungle evidence of mingling of Mayan and Teotihuacan cultures, experts say
