The Ormia ochracea fly has sophisticated little ears — it can locate crickets by calculating their chirps. Those super-ears are inspiring the next generation of microphones for human hearing aids.
This may be the most heart-rending, most beautiful eclipse in our solar system. But you can't travel to see it. Not yet.
Julie Rovner of Kaiser Health News explains a federal appeals court ruling Tuesday that overturns subsidies provided to low- and middle-income people in states that use the federal health exchanges.
The agency said commercial jets were banned from flying to Israel for 24 hours, after it received reports of a rocket strike close to the airport. Some international carriers also canceled flights.