Trees in the continental U.S. could send out new spring leaves up to 17 days earlier in the coming century than they did before global temperatures started to rise.
Severe weather is likely to develop across the southeast United States Tuesday and Wednesday. The main threat will be damaging straight line winds and tornadoes.
Time-sequence video showing a lunar halo form. The moon with its halo appears to drift as Earth turns beneath the sky. From our friends at Bareket Observatory.