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Science history: Dian Fossey found murdered, after decades protecting gorillas that she loved — Dec. 27, 1985
By Tia Ghose published
Dian Fossey was a zoologist who spent decades studying the elusive mountain gorillas of Congo and Rwanda before she was murdered.

The easiest constellations for beginners to spot in winter (and what you need to see them)
By Jamie Carter published
From Orion and Taurus to Auriga and Perseus, here are 10 easy sets of stars to find in the Northern Hemisphere’s winter night sky.

Coconucos volcanic chain: Colombia's stunning cluster of volcanoes, lost in an otherworldly landscape
By Sascha Pare published
The Coconucos volcanic chain is a mountain ridge dotted with at least 14 volcano craters, including one that is active and erupted in December 2025.

Science history: Marie Curie discovers a strange radioactive substance that would eventually kill her — Dec. 26, 1898
By Tia Ghose published
Scientists in Paris discovered two new substances with incredible radioactivity. It earned them the Nobel Prize in Physics but would ultimately kill one of them.

Science history: James Webb Space Telescope launches — and promptly cracks our view of the universe — Dec. 25, 2021
By Tia Ghose published
The James Webb Space Telescope blasted off from a launchpad in French Guiana in 2021, before reaching a spot in orbit a million miles away. It soon began breaking cosmology.

We now know much more about how our ancestor 'Lucy' lived — and died
By Kristina Killgrove published
Fifty years after a fossil skeleton of Australopithecus afarensis was unearthed in Ethiopia, we know so much more about how this iconic species lived and died.

The 9 best things to see in the night sky with binoculars from November 2025 to January to 2026
By Jamie Carter published
Discover the highlights of the Northern Hemisphere’s winter night sky with our guide to the top celestial sights to enjoy through binoculars between November 2025 and January 2026.

A man's bladder looked like a Christmas tree
By Kamal Nahas published
In an unusual case, a man's bladder swelled dramatically at its base, taking the shape of a Christmas tree.

Rare dusting of snow covers one of the driest place on Earth and shuts down massive radio telescope
By Harry Baker published
Earth from space A satellite photo from July shows intricate snowy stripes painted across the Atacama Desert in Chile. The icy weather temporarily put the Atacama Large Millimeter/submillimeter Array (ALMA) observatory into "survival mode."

Science history: Anthropologist sees the face of the 'Taung Child' — and proves that Africa was the cradle of humanity — Dec. 23, 1924
By Tia Ghose published
Over a century ago, anthropologist Raymond Dart chipped an ancient skull out of some rock from an ancient quarry — and revealed the face of an ancient human relative.
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