r/science • u/Wagamaga • 2h ago

Environment Climate change must be declared a "global health emergency" to shape governments' policies after heat caused three million deaths between 2016 and 2023. By reducing worker productivity, warming has cost the global economy more than $1 trillion per year over the past three years

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633 Upvotes
44 comments

r/science • u/mvea • 1h ago

Cancer After 20+ years of decline, US colorectal cancer rates are rising again, and not just in young people. A new NEJM Evidence study finds rates climbing in every age group up to 65-69, even where screening is high. COVID doesn't explain it, so scientists are studying environmental chemicals as a cause.

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• Upvotes
126 comments

r/science • u/mvea • 2h ago

Psychology Men and women report similar levels of “duty sex,” and similar reasons behind it. People who worry their partner might cheat, who see their partner as a more desirable catch than themselves, or who experience higher levels of emotional instability tend to report having sex out of duty more often.

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1.1k Upvotes
170 comments

r/science • u/Miserable_Phase_2519 • 3h ago

Astronomy Astronomers using the Vera C. Rubin Observatory have discovered 2026 ED138, a massive new dwarf planet candidate in the Kuiper Belt that measures between 600 and 1,500 kilometers across and had previously eluded detection due to its tilted orbit.

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228 Upvotes
17 comments

r/science • u/LogicalDirect • 18h ago

Cancer Young adults with cancer report getting dismissed by doctors

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futurity.org
13.5k Upvotes
959 comments

r/science • u/Science_News • 2h ago

Earth Science Comets probably didn’t deliver life’s building blocks to Earth | The speed and angle of impact would have destroyed most organic compounds from comets, researchers report

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108 Upvotes
22 comments

r/science • u/Wagamaga • 42m ago

Medicine AI’s preference for drugs with a strong online presence may cost millions. Although an average of 5.5 FDA-approved products were available for each specified active ingredient, a single product accounted for an average of 97.5% of first-choice recommendations across the tested scenarios and models.

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• Upvotes
9 comments

r/science • u/mvea • 16h ago

Neuroscience Autistic children’s brains respond less to the emotional meaning of sentences, fMRI study finds. This may contribute to autistic children’s social communication challenges.

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1.2k Upvotes
132 comments

r/science • u/FreeHugs23 • 14h ago

Health Mice With Parkinson’s-Like Brain Damage Unexpectedly Recovered a Year Later, Raising New Questions About Whether the Brain Can Reverse Some Effects of Neurodegenerative Disease

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791 Upvotes
5 comments

r/science • u/mvea • 1d ago

Health How dismissed symptoms can push patients to breaking point: Patients with autoimmune diseases have been left feeling suicidal after feeling like their doctor was saying their symptoms were ‘all in their head’. Only 7% agreed with being told that their symptoms were “psychosomatic”.

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6.9k Upvotes
706 comments

r/science • u/smurfyjenkins • 14h ago

Social Science Otto von Bismarck, the conservative chancellor of the German Empire, created the world's first welfare state in the 1880s. Intended to combat the Socialist Party as an emerging challenger party, the policy ended up benefiting the socialists in elections due to issue ownership.

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618 Upvotes
30 comments

r/science • u/FreeHugs23 • 22h ago

Health Dogs’ Mouths Harbor Parasites Associated With Humans, Revealing a Potentially Overlooked Source of Cross-Species Parasite Exposure. Research can't establish whether our pets are getting these oral parasites directly from us, but that is a possibility.

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2.8k Upvotes
109 comments

r/science • u/Slow_cpu • 5h ago

Genetics How our blood vessels age from within. The Human Aging Endothelial Cell Atlas provides scientists with a new resource for exploring how blood vessels age across different tissues...

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66 Upvotes
1 comment

r/science • u/Wagamaga • 1d ago

Psychology Global happiness researchers reveal keys to a good life. Research found as much as 40 per cent of one’s happiness is related to “volitional activities” or how you choose to spend your time.

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3.3k Upvotes
183 comments

r/science • u/LogicalDirect • 20h ago

Health Living Alone Linked to Mortality Risk From Multiple Causes in U.S. Including Cancer; Suicide Highest

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906 Upvotes
53 comments

r/science • u/mvea • 1d ago

Medicine A monkey infected with an HIV-like virus has stayed virus-free for four years after a single shot of a new antibody that helps the immune system destroy the cells where the virus hides. Several other baby monkeys also stayed clear for months after their HIV drugs were stopped, in a small, new study.

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3.8k Upvotes
44 comments

r/science • u/1Parshvanath • 11h ago

Neuroscience How your brain learns to cope with uncertainty

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129 Upvotes
22 comments

r/science • u/Unlikely_Forever_466 • 3h ago

Geology Study finds rising salinity in Antarctic Intermediate Water after sea-ice decline

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23 Upvotes
1 comment

r/science • u/Miserable_Phase_2519 • 23h ago

Medicine News coverage of psilocybin often outpaces the science, systematic review finds

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507 Upvotes
22 comments

r/science • u/AgingUS • 23h ago

Biology Body composition, but not morphological masculinity, is associated with biological aging markers in middle-aged men

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283 Upvotes
12 comments

r/science • u/Skoltech_ • 2h ago

Computer Science New AI model for brain MRI analysis mimics physician reasoning, improving epilepsy detection by 8% and MS detection by 2% while using 30% less training data.

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6 Upvotes
1 comment

r/science • u/mvea • 1d ago

Neuroscience Autistic brains react less to being told "you're wrong," new study finds. People with autism showed weaker brain responses to negative feedback, and unlike others, their reactions didn't change with task difficulty, which may help explain why adapting to change feels harder.

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7.6k Upvotes
716 comments

r/science • u/uniofwarwick • 21h ago

Astronomy Astronomers spot first white dwarf star with two debris discs

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warwick.ac.uk
112 Upvotes
2 comments

r/science • u/shinybrighthings • 19h ago

Epidemiology Drug scheduling laws and the emergence of novel synthetic drugs

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76 Upvotes
20 comments

r/science • u/FreeHugs23 • 1d ago

Medicine A simple liquid can stop cavities without drilling | Scientists have confirmed that silver diamine fluoride, an inexpensive liquid can stop tooth decay in seconds without drilling or anesthesia, potentially transforming cavity treatment for millions.

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20.3k Upvotes
669 comments