You don't need to climb mountains to find nature. Get to know your local animals with these 10 tips for backyard wildlife watching.
Central Park in New York City is home to thousands of Eastern gray squirrels. Last year, a team of 300 volunteers counted them all.
On its most recent flyby of the solar system's biggest planet, NASA's Juno probe photographed a mass of turbulent clouds in Jupiter's atmosphere.
The snapshots will be used to verify satellite data.
"From a NASA perspective, there is no other single event that has informed so many scientific disciplines."