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Being called a bird brain is no insult
A new study has found that bird brains have significantly more neurons than do mammal - even primate - brains of the same mass.
July 27, 2016
Trio of solar flares
The sun emitted 3 mid-level solar flares on July 22-23, 2016. This is what NASA's Solar Dynamics Observatory saw.
July 27, 2016
Earth’s shadow, sea and land
Earth's shadow is a blue-gray line ascending in the east each evening, as the sun sinks below the western horizon. Belt of Venus is a pink line above the shadow.
July 27, 2016
Watchers spy rare white whale Migaloo
Not all experts agree that the white whale spotted off Australia's east coast on Tuesday was the beloved Migaloo. But most are adamant it was.
July 27, 2016
Where are Ceres’ large craters?
There's a curious lack of big craters on the dwarf planet Ceres, largest body in the asteroid belt between Mars and Jupiter. Why?
July 26, 2016
New China telescope to search for aliens
A 1,600-foot (500-meter) dish called FAST - in southwest China - is now the world's largest radio telescope. It's expected to be fully operational in September.
July 26, 2016
Sky and Earth time-lapse, New Zealand
A new time-lapse video from New Zealand, showing both its dramatic landscape and the sky above. It's called "The Edge of Perception."
July 26, 2016
Venus and Mercury, from Brazil
With the exception of Jupiter, the planets in the west after sunset now aren't very conspicuous. But they're lining up for some fun in August!
July 26, 2016
Cloud study reveals Venus’ surface
Scientists had suspected that mountains on Venus affected weather patterns seen rippling across Venus' cloudtops. A new study provides evidence of this connection.
July 24, 2016
Telescopes and laser beam, in Hawai’i
A visit to the summit of Mauna Kea on the Island of Hawai'i, where astronomers from 11 countries operate telescopes.
July 24, 2016
