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  • Sat Feb 28

Stroke triggers a hidden brain change that looks like rejuvenation

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New cholesterol guidelines could change when you get tested

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What teens eat could be affecting their mental health more than we thought

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Scientists say the evidence is clear: E-cigarettes beat patches and gum in helping smokers quit

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World's smallest QR code, smaller than bacteria, could store data for centuries

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Scientists just found a way to store massive data using light in 3 dimensions

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This new therapy turns off pain without opioids or addiction

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Revealing the origin of polarity inversion in polymer semiconductors

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The Wired Belts are the new Rust Belts: Report ranks which jobs are most vulnerable

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Supercomputer simulations map spliceosome motions in a two-million-atom human cell model

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Clean energy subsidies mainly benefit high-income households, study finds

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Ancient DNA reveals earliest known dogs lived alongside Ice Age humans

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Nature report links wildlife trends to human well-being

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Scientists detect magnetic waves deep within the sun, helping predict solar activity

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Scandinavia's largest 'burial mound' may be a monument to catastrophe, not a king

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Showing shoppers the 'cost per wear' of their clothing choices could make fashion greener

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Human brain operates near, but not at, the critical point

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Job hopping builds hidden 'mobility benefit'

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New enzyme atlas rewrites decades of biology research

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Study finds emissions cuts can mask lack of systemwide change toward climate neutrality

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Lab-based mini-atmosphere reveals how turbulence changes on different scales

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How AI English and human English differ—and how to decide when to use artificial language

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North Sea wind farms may be reshaping sediment flows by 1.5 million tons a year

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AI-driven framework uncovers new carbon structures—one thought to be harder than diamond

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The raccoon raiding your garbage bin might just be solving a puzzle—for the fun of it

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Ancient DNA finds 15,800-year-old dogs in Anatolia, buried like humans

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Chemists harness electricity to create biomass-based building blocks

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Bacteria invent another way to turn on genes

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Giant craters may reveal if Psyche is a lost planetary core

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College students are writing with AI, but a pilot study finds they're not simply letting it write for them

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Alaska analysis shows continued loss of Arctic landfast sea ice

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Saturday Citations: Birthday cetaceans; quantifying children's play experiences; placebos still effective

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Can you survive inside a tornado? This scientist did by accident—he’s lucky to be alive

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Scientific AmericanS

New study finds work-based learning key to closing the cybersecurity skills gap

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Solar cells just did the “impossible” with this 130% breakthrough

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This new carbon material could make carbon capture far more affordable

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Liquids can fracture like solids—researchers discover the breaking point

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How ultraprecise ‘nuclear clocks’ could transform timekeeping

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Scientific AmericanS

How to build self-control, according to psychologists

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Scientific AmericanS

After 20 years, scientists finally explain the Crab Pulsar’s strange “zebra stripes”

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Popular sugar substitute linked to brain damage and stroke risk

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Study explains Antarctic sea ice growth and sudden decline

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How human neurons on a chip learned to play Doom

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Scientific AmericanS

Artemis II astronauts arrive at Florida launch site for first moon trip in 53 years

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Scientists discover why your appetite suddenly disappears when you’re sick

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Scientists discover a hidden system that turns brown fat into a calorie burner

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Scientists say we’ve been looking in the wrong place for human origins

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Why use living cells? Researchers are making chemicals with enzymes alone

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Watch the Earth split in real time: Stunning footage captures a 2.5-meter fault slip in seconds

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Land animals evolved from ocean ancestors—new study unravels the genetics behind the transition

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Entries updated Mar 31, 2026 01:32:48 PM PDT

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