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  • Thu Jan 22

Can Baltic Sea pollution cut fertilizer imports? A lab method suggests a path

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Why people say they care about ethical shopping but often buy differently

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5,000-year-old bureaucracy: Over 7,000 prehistoric seal impressions uncovered in western Iran

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Thousands of paywalled research papers could be freed with this simple fix

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Quantum reservoir computing peaks at the edge of many-body chaos, study suggests

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Martian volcanoes could be hiding massive glaciers under a blanket of ash

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In sea urchin and salmon sperm, pH value regulates whether they remain immotile or swim

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Last nuclear weapons limits expired—pushing world toward new arms race

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Pecans found to improve cholesterol and boost heart health

3h

New oxygen gel could prevent amputation in diabetic wound patients

4h

Carefree bachelor or incel: Men are judged for being single, too

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Science journalism on the ropes worldwide as U.S. aid cuts bite

4h
Scientific AmericanS

Triceratops had a giant nose that may have cooled its massive head

5h

A simple water shift could turn Arctic farmland into a carbon sink

9h

Flea and tick treatments for dogs and cats may be harming wildlife

11h

Frozen for 5,000 years, this ice cave bacterium resists modern antibiotics

13h

The greatest risk of AI in higher education isn't cheating—it's the erosion of learning itself

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Occupy Mars? Or the moon? Get a reality check on Elon Musk's plans

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Five ways that AI could be reshaping your relationship with money

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Is teasing playful or harmful? It depends on a number of factors

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Tomb more than 1,000 years old found in Panama

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Natural selection can work at many levels, from molecules to ecosystems

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Engineered nanoparticles could deliver better targeted cancer treatment to lymph nodes

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A trillionth of a second: How lasers may sharpen next-gen cryo-ET microscopy

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Metamaterial image sensor keeps colors clear even under oblique light

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Antarctic drilling peers deep into ice shelf's past

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Water is bed bugs' kryptonite: The parasites avoid wet surfaces at all costs

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From pets to precision medicine: Study finds striking parallels in feline and human cancers

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Cosmic curveball: Distant system challenges planet-formation theory

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Species on east–west coastlines are more likely to go extinct than those on north–south shores—new study

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158 giant tortoises reintroduced to a Galapagos island

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Do animals have a future on Hollywood sets?

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NASA moon rocket hit by new problem, putting March launch with astronauts in jeopardy

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Fish use more energy to stay still than previously thought

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Australian sea lion pups learn diving and foraging skills from their mothers

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2-month-olds see the world in a more complex way than scientists thought, study suggests

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These shy, scaly anteaters are the most trafficked mammals in the world

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NASA reveals new problem with Artemis II rocket, further delaying launch

1d
Scientific AmericanS

Algorithmic grading in class: What a study shows about extra student workload and privacy

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Greenland ice melt surges unprecedentedly amid warming

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Cosmologists collaborate to sharpen measurements of the Hubble constant

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Are one in 200 men really related to Genghis Khan? Maybe not, according to a new study

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For thousands of years, solar eclipses have been associated with the fate of rulers

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“Celtic curse” hotspots found in Scotland and Ireland with 1 in 54 at risk

1d

Mirror image pheromones help beetles 'swipe right' to find mates

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Earliest evidence of indigo-dyed textiles and single-needle knitting discovered in Bronze Age Anatolia

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Saturday Citations: A virus that makes its own proteins; a new Spinosaurus; exercise beats anxiety

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Scientists discover why high altitude protects against diabetes

1d

Q&A: Gas fermentation could be game changer for the circular economy

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New microscopy technique lets scientists see cells in unprecedented detail and color

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Entries updated Feb 22, 2026 07:35:38 AM PST

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