At a Glance A major explosion occurred at refinery in Philadelphia last Friday.The intense heat emitted by the explosion was seen in satellite imagery. Last Friday's massive explosion at a Philadelphia refinery was so intense that its heat signature could be seen in satellite imagery from space. The blast occurred Friday morning at the Philadelphia Energy Solutions Refining Complex, according to The Associated Press. By Saturday afternoon the ensuing fire at the largest refinery along the East Coast was finally...

At a Glance Unexploded bombs aren't uncommon in Germany.Residents reported hearing a loud explosion early Sunday morning. A large crater that suddenly appeared in a German field was apparently caused by a leftover World War II bomb that exploded in the middle of the night. The hole, 33 feet wide by 13 feet deep, was discovered Sunday afternoon near Limburg, about 60 miles north of Frankfurt, according to police. Officials said there was no indication it was caused by farm...

Snowfall in the Rockies as the seasons changed from astronomical spring to summer. At a Glance Late season snows fell late last week from Montana to Colorado. Up to 18 inches in northern Colorado. Snow can fall as late as early July in the Rockies. The calendar might now say summer, but winter is still hanging on in parts of the northern and central Rockies. In fact, more than a foot of the white stuff fell in parts of the...