NASA is in need of new astronauts, for future missions to the International Space Station-and beyond.
Researchers seek funding for a new frontier of medical and environmental science.
On Tuesday, scientists from England and Spain created a beam made of sound waves that was actually able to manipulate and lift certain small objects.
Lions have always been a powerful symbol and majestic image of mysterious Africa. Scientists continue to be concerned with their ongoing extinction, however. Particularly in West Africa.
Authorities say death toll expected to rise as clean-up begins.