Australian Bird Photographer of the Year focuses on birds in their natural habitats.
Why NASA's date with a space rock beyond the orbit of Pluto matters
December 19, 2018, 9:54 a.m. by Michael d'Estries
Humanity will meet Ultima Thule, an object in the Kuiper Belt, on New Year's Day.
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Possible pyramid has been unearthed in Indonesia that could be 28,000 years old
December 19, 2018, 1:56 a.m. by Bryan Nelson
The controversial finding would be the world's oldest pyramid if confirmed.
Astronomers just found the most distant object in our solar system, so they named it 'Farout'
December 18, 2018, 2:45 p.m. by Noel Kirkpatrick
The slow-moving object is about 120 astronomical units away, or around 11,160,000,000 miles.
Why wild giraffes are suffering a 'silent extinction'
December 18, 2018, 12:22 p.m. by Russell McLendon
The iconic animals have declined more than 40 percent in 30 years, potentially facing extinction yet drawing little global attention.
Conservationists plant a 'super grove' of redwood trees cloned from ancient stumps
In praise of 'scruffy hospitality'
17 memorable quotes from 'Elf'
You've heard of black holes, but what about white holes?
'Signing Day' recognizes high school seniors starting jobs, not college
The heartbreaking world of captive exotic birds