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Found: World’s biggest bee
Last seen in 1981 and thought lost to science, Wallace's giant bee has been rediscovered in the forests of Indonesia.
March 4, 2019
Bees change scent as they age
A new study finds that honey bees develop different scent profiles as they age, and guard bees respond differently to returning foragers than to younger bees who've never ventured out.
March 4, 2019
North Star over New Mexico
Polaris - aka the North Star - is in the center of the great turning wheel of stars in this photo. It's the star around which the entire northern sky appears to turn.
March 4, 2019
Planet 9 hypothesis gets a boost
A large, unknown Planet 9 in our solar system continues to elude astronomers. But a new review article in Physics Reports explains why some scientists still think they'll find it.
March 3, 2019
Great white shark genome decoded
It'll help unlock mysteries about these iconic apex predators - explaining their "superpowers" like wound-healing and long lifespans - and why they've thrived more than 400 million years.
March 3, 2019
See it! Photos of moon and morning planets
The moon has swept past the planets that are up shortly before sunup this week. The EarthSky community caught the early morning sky scenes.
March 3, 2019
The next big leap
SpaceX took a giant step this weekend with the successful launch of its Crew Dragon demo capsule, its first spacecraft designed to carry humans.
March 2, 2019
Hubble solves puzzle of Neptune mystery moon
Meet Hippocamp, the smallest known moon of the planet Neptune. Scientists have puzzled over its origin, and over why we see it orbiting where we do. Now, new Hubble data has shed light on these mysteries.
March 2, 2019
When and where did Earth get its oxygen?
Earth's atmosphere contains about 21% oxygen today. Plants produce it, and animals - including humans - breathe it. Ancient rocks provide clues about when the oxygen in Earth's atmosphere began to arise.
March 1, 2019
Lunar halo over Mobius Arch
A lunar halo over one of the natural arches in California's Alabama Hills.
March 1, 2019
