Science

Seventy years ago, an atomic bomb wiped a city off the map. The committee that picked the target knew the destruction would be awful, but hoped it could end the war and stop future use of such bombs.

A former steel mill in New Jersey is getting a new lease on life as an indoor farm. AeroFarms is betting it can turn a profit growing greens with lights, using far less water than a traditional farm.

Even with the warm outflow from nearby power plants, the San Gabriel River's an odd new habitat choice. Volunteers and researchers are working to study and track the population that's popped up there.

Most young children who are extra choosy about what they'll eat eventually outgrow the habit. But research finds that in extreme cases, the pickiness may be linked to depression or social anxiety.

A judge ruled Monday that an Idaho law criminalizing undercover investigations of farms is unconstitutional. Seven other states have similar laws, but legal experts say they may not stand much longer.

The ability to store energy could revolutionize the way electricity is made and used. But for many utility companies and regular folks, energy storage is still too costly and difficult.