Every March 14, mathematicians, scientists and math lovers around the world celebrate Pi Day, a commemoration of the mathematical sign pi.

On March 14, 2019, inside the National Guard's hangar in Lincoln, crews were ready to call it a night. "We were here at the facility getting ready to go home for the evening," said Sgt.

Jaguar Is Buying Back Almost 3000 I-Pace EVs Due to Fire Risk The 2019 I-Pace has been recalled five times for an overheating high-voltage battery.

A mourner lays flowers at the Memorial Arch during a visit to the crash site of Ethiopian Airlines Flight ET302 on March 14, 2019 in Ejere, Ethiopia. All 157 passengers and crew perished after the ...