r/science 10h ago

Health Study: 87% of excess lung cancer risk eliminated if smokers quit before age 45. Among more than 400,000 Americans researchers followed, smokers died of cancer at three times the rate of nonsmokers. However, smokers who managed to quit by age 45 lowered that excess risk by 87%.

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36k Upvotes

r/science 3h ago

Biology Scientists looked at ant societies to explain why human brains shrank 3000 years ago - Shared externalized knowledge leads to smaller brains and less energy consumption

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332 Upvotes

r/science 1h ago

Health Covid 19 accounts for 12.21% of all deaths in the US since 01.01.2020

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Upvotes

r/science 22h ago

Social Science 3 studies examined why narcissists often rise to positions of power at work, finding that their promotability prospects are due to narcissists' skills in impression management and particularly their displays of power (i.e. taking greater risks at work, behaving confidently and forcefully).

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3k Upvotes

r/science 1d ago

Anthropology Nearly 500 Mesoamerican monuments revealed by laser mapping—many for the first time

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15k Upvotes

r/science 2h ago

Environment Common insecticide linked to extreme decline in freshwater insects. Scientists saw dramatic declines in all the species groups studied, such as dragonflies, beetles and sedges. Both in absolute numbers and in total biomass

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89 Upvotes

r/science 1h ago

Paleontology Scientists discover trace of ancient life in a 2.5 billion-year-old ruby

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Upvotes

r/science 6h ago

Environment Consumption of plant-based meat and dairy alternatives in the UK increased by 115% over 9 years with millennials being the most likely generation to report consumption

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138 Upvotes

r/science 1d ago

Biology Contrary to widely held gender stereotypes, women are not more emotional than men. Study finds that the justifications for excluding women from research participation in part due to the assumption that ovarian hormone fluctuations lead to variation, especially in emotion, was misguided.

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35k Upvotes

r/science 18h ago

Epidemiology Community spreading of COVID-19 may have started as early as January 2020 in Europe and the United States with transmission events as early as December 2019, as suggested by data-driven modeling done by a team headed by scientists at Northeastern.

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856 Upvotes

r/science 1d ago

Epidemiology Study finds lower non-COVID-19 death rates in COVID-19 vaccine recipients. This study provides reassurance that the vaccines are very safe, and, in fact, people who received COVID-19 vaccines in the United States had a lower death rate than those who didn't

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4k Upvotes

r/science 7h ago

Social Science A study of the Incel Community on YouTube finds that users have a 6.3% chance of being suggested an Incel-related video by YouTube's recommendation algorithm within five hops when starting from a non Incel-related video.

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99 Upvotes

r/science 2h ago

Social Science A qualitative study of small subreddits (between 5 and 100 posters per month) finds that they provide value for their members in different ways than large communities, holding a distinct role for participants.

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30 Upvotes

r/science 8h ago

Astronomy Signs of first planet found outside our galaxy

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94 Upvotes

r/science 9h ago

Health Long Covid ‘is a very debilitating condition with serious cognitive conditions,’ says researcher behind new study

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113 Upvotes

r/science 5h ago

Psychology Machiavellianism, primary psychopathy, and collective narcissism positively predicts belief in COVID-19 conspiracies. Furthermore, COVID-19 conspiracy beliefs explains the negative relationship between these dark personality traits and the willingness to obtain a future COVID-19 vaccine.

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49 Upvotes

r/science 5h ago

Health Women are underrepresented in nutrition research that informs dietary guidelines, according to an analysis of 704 studies. Women were excluded in 23% of studies, & they accounted for a smaller proportion of the sample size (29%) while pregnancy is taken into account in 17% of the studies.

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46 Upvotes

r/science 2h ago

Physics A Physicist Quantified The Amount of Information in The Entire Observable Universe

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23 Upvotes

r/science 8h ago

Engineering Concrete is responsible for more than four percent of all global CO2 emissions. In the race to find alternatives, some companies are using it to sequester CO2 instead

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59 Upvotes

r/science 1d ago

Neuroscience Antibodies designed to destroy old cells could help slow down aging process according to researchers

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3k Upvotes

r/science 10h ago

Biology Sharpest images ever reveal the patchy face of living bacteria

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79 Upvotes

r/science 53m ago

Health Epidemiologists examined James Bond's adherence to international travel advice across 86 trips to at least 47 countries. They identified excessive risks in myriad areas (such as food safety, tropical disease, travel preparation, and sexual health) and offered abundant risk reduction recommendations.

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r/science 26m ago

Animal Science An ambitious project is attempting to interpret sperm whale clicks with artificial intelligence, then talk back to them.

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r/science 1h ago

Psychology Dark personality traits positively associated with COVID-19 conspiracy beliefs

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Upvotes

r/science 8h ago

Neuroscience Low doses of LSD reduce broadband oscillatory power and modulate event-related potentials in healthy adults

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40 Upvotes