Finland Works, Quietly, to Bury Its Nuclear Reactor Waste
A plan to build a repository in granite bedrock has progressed smoothly for years, in contrast to the United States’ experience with Yucca Mountain.
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Decoding Octopus Species, One Wart at a Time
Worried about threats to ocean habitats, scientists studying octopuses devised a system to distinguish different species by their warts.
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CreditJean-Jacques Hublin/Max Planck Institute for Evolutionary Anthropology Matter
Oldest Fossils of Homo Sapiens Found in Morocco, Altering History of Our Species
Newly discovered fossils indicate Homo sapiens were present in Africa 300,000 years ago, scientists reported. Until now, the earliest evidence dated back just 195,000 years.
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Credit A Crack in an Antarctic Ice Shelf Is 8 Miles From Creating an Iceberg the Size of Delaware
A rapidly advancing crack in Antarctica’s fourth-largest ice shelf has scientists concerned about a full break.
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CreditLeft, Lisa Hupp/Fish and Wildlife Service; right, Katrina Mueller, via Fish and Wildlife Service Spawning Time, When Sockeye Salmon Change From Blue to Red
In Alaska, tens of millions of the fish are returning to lakes where they hatched, undergoing a miraculous costume change in the process.
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CreditAlessandro Cresci Glass Eels: See-Through, Slippery and Guided by Magnetism and Tides
A study shows for the first time that European eels might link magnetic cues with the tides to navigate during a crucial stage of their life cycle.
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CreditAdam Dean for The New York Times Asia’s Illegal Wildlife Trade Makes Tigers a Farm-to-Table Meal
Throughout the region, endangered species like tigers are raised for their meat and bones, often in plain sight.
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CreditKiril Cachovski of the Lithuanian Mummy Project, 2015 The Mummies’ Medical Secrets? They’re Perfectly Preserved
Mummified bodies in a crypt in Lithuania are teaching scientists about health and disease among people who lived long ago.
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CreditMaddie McGarvey for The New York Times Climate Science Meets a Stubborn Obstacle: Students
A new teacher’s efforts to educate teenagers in Ohio coal country ran up against a cultural resistance to evidence of the human role in global warming.
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CreditGetty Images A New Formula to Help Tame China’s Yellow River
China discharges water from the Xiaolangdi Dam in an annual cleansing ritual to prevent flooding along the Yellow River. New research could improve the results.
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CreditViacheslav Manichev and Stanislas Von Euw/Rutgers In Coral Skeletons, Microscopic Portraits of Resilience?
A study suggests that coral may be more robust in the face of human-driven ocean acidification than commonly thought.
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CreditAbir Abdullah/European Pressphoto Agency An Effect of Climate Change You Could Really Lose Sleep Over
Hotter nights in a warming world could have significant effects on how well people sleep, a new study suggests.
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CreditIsabel Catalão Somehow, This Fish Fathered a Near Clone of Itself
A fish was discovered carrying genes only from its father, a result of a rare phenomenon called androgenesis never before documented in vertebrates.
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CreditDeAgostini/Getty Images The Science Behind the Flamingo’s One-Legged Stance
Flamingos don’t appear to need to flex their muscles to maintain their classic one-legged posture, a new study suggests.
