CBS News asks: How often should you call your mother?
According to a new poll, Americans (especially moms) think more often is better
U.S.
Ivy League professor dubbed plane terrorist for math equation
Philadelphia to Syracuse flight delayed after passengers complains over UPenn professor attempting to solve a differential equation
Colorado hit by several tornadoes amid swarm of spring storms
Area around Colorado, Kansas, Nebraska borders slammed with swarm of twisters; icy roads lead to two deaths in Arizona
Canelo Alvarez crushes Amir Khan with a big right hand
Mexican superstar boxer sets up a potential superfight against Gennady Golovkin by soundly defeating popular British boxer
Giant panda Bei Bei turns one
The most popular toddler at the Smithsonian's National Zoo in Washington, D.C.
Earthquake swarm detected beneath Mount St. Helens
There have been more than 130 earthquakes near the volcano over the last eight weeks, according to the U.S. Geological Survey
One winning ticket sold for $429 million Powerball jackpot
The jackpot is the largest since a record $1.6 billion payout in January
New details released in Maryland shooting spree
Two victims identified as more charges are filed against suspect Eulalio Tordil, a federal law enforcement officer
The Soldier's Wife: "48 Hours" investigates the shooting death of Danielle Nemetz
A young wife shot dead -- her soldier husband pulled the trigger. Was it a tragic accident or did jealousy lead to murder?
West Point launches inquiry into cadets' raised-fists photo
Image of black female cadets sparks questions about whether the gesture violates military restrictions on political activity
Olympic swimmer Michael Phelps is a new dad
Just in time for Mother's Day, 18-time Olympic gold medalist and fiancee welcome baby boy Boomer Robert Phelps
For Holocaust survivor, reparations are a little late
More than 70 years after World War II ended, France creates $60 million compensation fund for survivors, victims' families
Kentucky Derby sparks new race for Triple Crown
Churchill Downs holds first Run for the Roses after American Pharoah took horse racing's premier races last year
UAB football player in critical condition after shooting
Running back Greg Bryant was found critically wounded in a car in South Florida, coach says
Exclusive Calif. community ordered to beautify lawns despite drought
Behind the gates of community of homes that cost more than a million dollars, the warning has gone out: no more brown lawns
Tennessee prison system head to resign after failed Christa Pike execution
Debris found of medical plane that went missing near Nantucket with 6 on board
Cornell president says school "must do better" amid criticism of its investigation
Live
Senior Trump administration officials met to discuss Iran war at Camp David
Trump urges daylight saving time bill supporters to personally call Sen. Cotton
Iowa approves pricy foreign-owned steel plant project in swing district
Zach Bryan wears "Free Palestine" shirt during concert at Gillette Stadium
More details emerge about FlyDubai co-pilot who tried to crash plane
