What scientists will be looking for as government UFO files are released
The Pentagon's release of files might help scientists shed light on unexplained phenomena and government secrets, experts said.
Science
In a first, shark seen on camera in Antarctica waters, surprising researchers
A large shark was caught on camera for the first time in Antarctica's waters, surprising researchers. "There's a general rule of thumb that you don't get sharks in Antarctica," one said.
How Washington's crossing of the Delaware presaged a changing world
On the evening of Christmas 1776, Gen. George Washington surprised the King's forces by leading the Continental Army in a surprise crossing of a near-frozen Delaware River - a watershed military maneuver that dramatized a changing America, and a changing climate.
These United States: George Washington and climate change
On the evening of Christmas 1776, Gen. George Washington surprised the King's forces by leading the Continental Army in an unanticipated crossing of a near-frozen Delaware River. Environmental correspondent David Schechter looks at how Washington's watershed military maneuver dramatized both a changing America, and a changing climate.
Impact of climate change on Winter Olympics
The Winter Olympics in Milan need artificial snow due to climate change and warmer weather. Athletes say man-made snow makes terrain more difficult and unpredictable. Rob Marciano reports on its impact.
Scientists "quite surprised" to find one polar bear population thriving
After decades monitoring polar bears in Norway's far north, researchers say the animals have proven incredibly adaptable, but there are no guarantees for the future.
Mysterious dark matter seen in new map of distant galaxies
Dark matter doesn't absorb or give off light so scientists can't study it directly. But they can observe how its gravity warps and bends the star stuff around it.
Cow develops technique to scratch herself
"CBS Saturday Morning" learns more about Veronika, the clever cow who figured out multiple ways to scratch herself with a broom. It was the first time a cow was seen using a tool.
Almanac: January 18
"Sunday Morning" looks back at historical events on this date.
Fossils found at Dinosaur National Monument, first excavation in 100 years
The Dinosaur National Monument, which is located on the border between Colorado and Utah, was last excavated in 1924.
More details emerge about FlyDubai co-pilot who tried to crash plane
Judge blocks Trump's firing of top federal prosecutor in Seattle
Christa Pike's attorneys: Botched execution was "torturous" and "predictable"
Live
Trump says Iran "ready to fold up"
Amber Guyger granted parole after serving 7 years for murder of Botham Jean
"Mayday" EP on FlyDubai passenger saying show helped him during attack
Man who allegedly harassed Katie Miller indicted for cyberstalking
Details emerge in case of former Cornell student alleging rape by frat members
