Police said the shooter entered Reynolds High School with a rifle, killing a student and injuring a teacher. Police later found the shooter dead; the circumstances are unclear.
With the help of grow lights and air exchange fans, NASA is growing lettuce on the International Space Station. The scheme could help keep food costs down — and keep astronauts happy tending plants.
Students come to the school nurse for help with asthma, epilepsy and other chronic problems. Some health systems are letting school nurses read student medical records to help coordinate care.
The search for a universal treatment for snakebites is complicated by the fact that each species has a very different cocktail of toxins. Even knowing a snake's DNA might not help much.
Kenya is heavily reliant on tourism, but advisories by the U.S., Britain and others have contributed to fewer visitors and job losses. Kenyans say the West is punishing them as much as the terrorists.