Dirty dozen jihadists plotted Barcelona terror attacks

New cooling film can keep buildings cool without power

South Korea and Egypt team up to turn desert into farmland

Death toll expected to rise after earthquake in Italy

Animal rescue stories: Pet owner brings tortoise back to life with mouth-to-mouth CPR

American Airlines passenger tries to open door during flight

Shark body found vandalized after washing up on California beach

This modular electric car was made for Africa's rugged terrain

Drones equipped with machine guns could alter combat forever