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Colugo: The 'flying lemur' that doesn't fly and isn't a lemur
By Mindy Weisberger published
This big-eyed rainforest mammal looks like a cross between a bat and a squirrel. It glides between treetops using a furry membrane that connects its limbs.

Why do sharks freeze when flipped upside down?
By Melissa Hobson published
Many shark species are temporarily paralyzed when turned upside down. But what benefit does this trait have?

'Anti-aging' magic mushrooms and record-breaking internet speeds
By Pandora Dewan published
Science news this week July 19, 2025: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

Earth's magnetic field is weakening — magnetic crystals from lost civilizations could hold the key to understanding why
By Sierra Bouchér published
Artifacts from the Iron Age have revealed an intense historical magnetic anomaly in the Middle East. Could using a similar approach elsewhere help us unravel the mysteries of Earth's magnetic field?

Mount Thor: The mountain with Earth's longest vertical drop
By Sascha Pare published
Mount Thor, also known as Thor Peak, is a mountain in Nunavut, Canada with the largest vertical drop in the world — a terrifying escarpment with an average overhang of 15 degrees from vertical.

Why do cats like concrete slabs?
By Marilyn Perkins published
Cat owners have noticed their pets seem to go crazy for concrete blocks. Why?

Why are so many men color-blind?
By Marilyn Perkins published
About 1 in 12 men is color-blind. Why doesn't this condition affect women as often?

'Lord, these affairs are hard on the heart': How Manhattan Project scientists reacted to the world's first atomic bomb test
By Alexander McNamara last updated
In this except from the biography of J. Robert Oppenheimer, we hear from the people at the historic first test of the atomic bomb in New Mexico.
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