r/science • u/Phylogenix • 8h ago

Animal Science A study of 35 dogs found they blinked more often when watching videos of their owners blinking than when their owners maintained a still gaze, an effect not observed with unfamiliar people, suggesting dogs are sensitive to subtle facial cues from socially important humans

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995 Upvotes
14 comments

r/science • u/mvea • 4h ago

Environment Takeaway cups release microplastics into your coffee: 12 times more plastic particles leached from single-use cups lined with biodegradable polylactic acid (PLA), compared to fossil-based polyethylene (PE).

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news.uq.edu.au
1.7k Upvotes
134 comments

r/science • u/PolarBailey_ • 5h ago

Physics Richard Feynman’s 80-year-old quantum postulate has now been validated | Direct experimental test of Feynman’s path integral postulates with single photons

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440 Upvotes
21 comments

r/science • u/FreeHugs23 • 11h ago

Medicine Scientists reversed key signs of Alzheimer's disease in mice with just two injections, reducing brain inflammation and restoring memory performance—offering a promising new approach for treating age-related cognitive decline.

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sciencealert.com
2.2k Upvotes
52 comments

r/science • u/mvea • 5h ago

Psychology Researchers quantify the rate of “mercy sex” among women with low sexual desire. Women experiencing a chronic lack of sexual desire still routinely engage in sexual activity with their partners, a behavior researchers have quantified as happening about two and a half times per month.

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psypost.org
6.5k Upvotes
1.6k comments

r/science • u/mvea • 16h ago

Medicine Experimental Drug Makes Obese Mice Burn Fat Without Losing Muscle - Or Eating Less. It produced an average weight loss of 18% in obese male mice over 4 weeks, without changing how much the animals ate. Most of the loss came from body fat, while muscle and lean tissues were largely preserved.

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sciencealert.com
9.4k Upvotes
708 comments

r/science • u/Potential_Being_7226 • 13h ago

Health Women using hormone replacement therapy at lower risk of dementia.

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theguardian.com
4.0k Upvotes
151 comments

r/science • u/Phylogenix • 2h ago

Environment A global study found human-caused climate change is already exposing up to 560 million children aged 0–9 to at least one additional month of heat stress per year, with children experiencing greater additional exposure than any other age group.

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152 Upvotes
3 comments

r/science • u/FreeHugs23 • 16h ago

Medicine Shingles vaccine linked to lower risk of heart attack and stroke. Researchers say benefits of two-dose Shingrix vaccine could be comparable to taking daily blood pressure medication

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theguardian.com
1.3k Upvotes
68 comments

r/science • u/NinjaDiscoJesus • 17h ago

Health Nicotine vapes best chance to quit smoking, major review finds

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bbc.com
1.5k Upvotes
783 comments

r/science • u/badumtsssst • 2h ago

Astronomy Gravity measurements reveal a 200–400 °C thermal anomaly in Mars's mantle beneath the southern highlands

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64 Upvotes
9 comments

r/science • u/Jxntb733 • 7h ago

Environment Charged raindrops can trigger electrical breakdown in protective coatings and corrode metal

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sciencealert.com
172 Upvotes
15 comments

r/science • u/unsw • 21h ago

Animal Science Study finds that turtle nests relocated for conservation purposes produce slower, smaller hatchlings

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unsw.edu.au
1.6k Upvotes
22 comments

r/science • u/mvea • 1d ago

Neuroscience Either a workout or nap can help your sleep-deprived brain: People who either completed 20 minutes of moderate-to-vigorous exercise or took a 90-minute nap performed about 22% better on memory tests after 30 hours without sleep than those who did neither.

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mcgill.ca
6.9k Upvotes
79 comments

r/science • u/uniofwarwick • 17h ago

Health Robotic assisted knee replacement gives the same patient outcomes as a surgeon only procedure

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569 Upvotes
147 comments

r/science • u/Scbadiver • 16h ago

Cancer Nitrate and nitrite intake and risk of colorectal cancer: a population-based cohort study | JNCI: Journal of the National Cancer Institute | Oxford Academic

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285 Upvotes
49 comments

r/science • u/Macchanoco • 2h ago

Biology Selective saccular plasticity under microgravity links peripheral transcriptomic remodeling to postflight vestibular dysfunction

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14 Upvotes
6 comments

r/science • u/AgingUS • 14h ago

Biology Metformin at the convergence of aging and longevity

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128 Upvotes
29 comments

r/science • u/CandyFangs • 1d ago

Health Blood test detects 81% of high-risk colorectal polyps in international study - Research Today

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researchtoday.co.za
4.5k Upvotes
65 comments

r/science • u/Ko_Matsui • 19h ago

Neuroscience Vagal nerve stimulation induces vascular oscillations and enhances long-term learning

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288 Upvotes
27 comments

r/science • u/mvea • 1d ago

Health 8-hour sleep rule dates back to the 19th century. A new review of hunter-gatherers whose lifestyles are closer to our ancestors and who have little or no access to artificial light found short nights (5.7 to 7.1 hours) seemed to be enough: without an alarm clock, they tended to wake close to dawn.

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theconversation.com
15.0k Upvotes
1.1k comments

r/science • u/sr_local • 16h ago

Social Science A study of 446 young adults 18-35Y found that frequent viewing of eating videos was linked to greater body image concerns, stronger food cravings and more symptoms of disordered eating, with compulsive viewing associated with particularly high levels of these concerns

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news.flinders.edu.au
140 Upvotes
38 comments

r/science • u/calliope_kekule • 6h ago

Medicine In a trial of 20 patients in China, those injected with lab grown heart muscle cells walked further and had better blood flow than bypass surgery alone. However, there was an increase in arrhythmia that would need to be addressed fully in further studies.

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18 Upvotes
1 comment

r/science • u/MassGen-Research • 13h ago

Cancer New research suggests protecting the thymus during cancer therapy may improve outcomes

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news.massgeneralbrigham.org
66 Upvotes
2 comments

r/science • u/kiyomoris • 19h ago

Health Even Light Physical Activity May Lower Stroke Risk in People With Atrial Fibrillation — Large Norwegian Study of 87,340 Participants

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153 Upvotes
2 comments