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Israel's war budget leaves top scientists in limbo

Israeli scientist Ellen Graber has spent years researching ways to save chocolate crops from climate change. But with the government slashing spending to fund the war in Gaza, her project is one of hundreds now hanging in ...

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The rules of invention do not reflect the realities of the inventive process. Here's how to fix it
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News reports that don't report magnitude of scientific findings could mislead the public
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Saturday Citations: New hope for rumbly guts; 'alien' signal turns out to be terrestrial and boring. Plus: A cool video
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Why did more female infants than male infants die in Europe from 1700 to 1950?
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Nobel laureates warn Milei budget cuts 'canceling' scientific research
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Saturday Citations: Will they or won't they? A black hole binary refuses to merge. Plus: Vestigial eyeballs
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Animated maps reveal true level of devastation in Ukraine
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Saturday Citations: The neurology of pair bonding and one small step for robots
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Lab-grown diamonds put natural gems under pressure
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Saturday Citations: Einstein revisited (again); Atlantic geological predictions; how the brain handles echoes
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EU, UK urge scientists to join research program after Brexit concerns
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Saturday Citations: Dark matter, a bug, and the marriageability of baritones
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Decades of research samples destroyed in Sweden cooler failure
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Saturday Citations: A dog regenerates a body part that may surprise you; plus microbes, neurons and climate change
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What inner speech is, and why philosophy is waking up to it
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The Doomsday Clock is still at 90 seconds to midnight. But what does that mean?
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Science sleuths are using technology to find fakery and plagiarism in published research
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Works of poetry, fiction and nonfiction receive $10,000 "Science + Literature" awards
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'Doomsday Clock' remains at 90 seconds to midnight
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Saturday Citations: The cutest conservationists; a weird stellar object; vitamins good for your brain

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Bio & Medicine
Imaging technique shows new details of peptide structures
Analytical Chemistry
New method could cut waste from drug production
Cell & Microbiology
Study suggests that cells possess a hidden communication system
Ecology
Can climate change accelerate transmission of malaria? New research sheds light on impacts of temperature
Environment
New research confirms plastic production is directly linked to plastic pollution
Paleontology & Fossils
These giant, prehistoric salmon had tusk-like teeth
Bio & Medicine
Cows' milk particles used for effective oral delivery of drugs
Plants & Animals
Evolutionary biologists show that the color variants of female cuckoos are based on ancient mutations
Molecular & Computational biology
Researchers uncover 'parallel universe' in tomato genetics
Ecology
Diversity and productivity go branch-in-branch: Scientists share which forests can adapt to climate change
Evolution
Researcher finds that wood frogs evolved rapidly in response to road salts
Ecology
Laser technology offers breakthrough in detecting illegal ivory
General Physics
Scientists at the MAJORANA Collaboration look for rule-violating electrons
Plants & Animals
International study produces a comprehensive 'tree of life' for flowering plants
Plants & Animals
How evolution has optimized the magnetic sensor in birds
Superconductivity
Scientists tune the entanglement structure in an array of qubits
Condensed Matter
A shade closer to more efficient organic photovoltaics
Planetary Sciences
Lunar landforms indicate geologically recent seismic activity on the moon
Condensed Matter
A novel universal light-based technique to control valley polarization in bulk materials
Molecular & Computational biology
Testing how well biomarkers work: New fluorescence microscopy method can improve resolution down to the Ångström scale

What are the origins of Santa Claus?

We're all familiar with the jolly, white-haired and bearded overweight man who sneaks down chimneys on Christmas Eve delivering presents to children. But where did this come from?