Why does a leap year have 366 days? Does the Earth move slower every four years? – Aarush, age 8, Milpitas, California You may be used to hearing that it takes the Earth 365 days to make a full ...

Ellen Gilland, 78, testifies about shooting her husband in what was supposed to be a murder-suicide at AdventHealth Daytona ...

a year-long biomedical isolation experiment simulating the conditions of deep-space travel and lunar surface operations. For 366 days, a crew of six analog astronauts lived and worked in a sealed ...