Subreddit: science

Created on 18/10/2006. 33216885 subscribers.

Submissions

New research indicates that childhood lead exposure, which peaked from 1960 through 1990 in most industrialized countries due to the use of lead in gasoline, has negatively impacted mental health and likely caused many cases of mental illness and altered personality.

created by calliope_kekule on 04/12/2024 at 11:32 UTC - 5568 upvotes (https, acamh.onlinelibrary.wiley.com)

268 comments

Roman Era Barbarians Carried Tiny Spoons That May Have Helped in Battle. Archaeologists believe the suspiciously round-ended fittings could have been used to dispense drugs that gave the warriors an edge when they faced their opponents thousands of years ago.

created by Wagamaga on 04/12/2024 at 11:47 UTC - 1313 upvotes (https, www.yahoo.com)

203 comments

Study finds Unemployment Insurnace(UI) had little to no impact on job finding, contradicting the theory that unemployment benefits incentivize people to stay unemployed and also suggests that temporary benefit supplements are a promising tool for countering economic downturns.

created by BlitzOrion on 04/12/2024 at 16:00 UTC - 457 upvotes (https, www.aeaweb.org)

39 comments

A discovery deep within a cave in Spain has challenged the history of human artistic expression. Researchers have determined that hand stencils in Maltravieso Cave are more than 66,000 years old, suggesting that Neanderthals, not modern humans, were the world's first artists.

created by MistWeaver80 on 04/12/2024 at 14:01 UTC - 617 upvotes (https, www.sciencedirect.com)

27 comments

Adolescents are spending an average of 8 to 10 hours per day engaging in sedentary activities against World Health Organization's recommendation of no more than two to three hours per day. Having a personal social media account was linked with higher total sedentary time in both males and females.

created by Hashirama4AP on 04/12/2024 at 05:44 UTC - 2702 upvotes (https, www.eurekalert.org)

171 comments

Legumes (such as soybeans, peas, and beans) outperform processed products like veggie burgers and plant milks as a meat substitute. Lab-grown meat is the least beneficial replacement due to its lack of health advantages and high costs, even after cost reductions and investments

created by giuliomagnifico on 04/12/2024 at 16:52 UTC - 176 upvotes (https, www.ucl.ac.uk)

22 comments

Most men view female genitals in a favorable light, focusing more on functional aspects rather than appearance. Men with more positive views were more likely to foster intimacy and confidence in their female partners and reported having a greater number of lifetime female sexual partners.

created by mvea on 03/12/2024 at 19:05 UTC - 9896 upvotes (https, www.psypost.org)

841 comments

Across the world, hunter-gatherers are impressive athletes regardless of gender, with both men and women generally strong runners, climbers, swimmers and divers. The only evidence found of athletic activities being done exclusively by men were for particularly extreme diving or climbing efforts.

created by mvea on 04/12/2024 at 01:35 UTC - 2404 upvotes (https, www.scimex.org)

103 comments

The heart has its own mini-brain—an independent nervous system that controls the heartbeat. Researchers identified, in zebrafish, a small group of neurons with pacemaker properties, challenging the current understanding of heartbeat regulation

created by giuliomagnifico on 04/12/2024 at 15:14 UTC - 167 upvotes (https, news.ki.se)

8 comments

A news study finds that broken sleep is a hallmark sign of living with the most common liver disease

created by calliope_kekule on 04/12/2024 at 06:35 UTC - 710 upvotes (https, www.frontiersin.org)

37 comments

Exposure to air pollution increases infertility risk, US study finds. Common air pollutants can be detrimental to egg, sperm and embryo development. We don’t usually think about male partners’ exposures in the preconception window, but new research shows that male exposures are just as important.

created by mvea on 04/12/2024 at 13:11 UTC - 136 upvotes (https, www.theguardian.com)

4 comments

NASA Reveals Jupiter Comets May Have Brought Water to Earth | Scientists have revived the theory that short-period comets could have played a crucial role in filling Earth's oceans with water.

created by chrisdh79 on 04/12/2024 at 12:24 UTC - 93 upvotes (https, www.newsweek.com)

17 comments

MIND diet slows cognitive decline in older adults, but effects vary by race | While both Black and White participants showed benefits, White adults needed only moderate adherence to the diet to see improvements, whereas Black adults required stricter adherence.

created by chrisdh79 on 04/12/2024 at 11:02 UTC - 122 upvotes (https, www.psypost.org)

36 comments

Why ‘open’ AI systems are actually closed, and why this matters

created by Maxwellsdemon17 on 04/12/2024 at 14:45 UTC - 42 upvotes (https, www.nature.com)

4 comments

The Indian Ocean is home to an underwater mountain range longer than the North American Rockies. A new study has found the Ninetyeast Ridge was formed between 43 and 83 million years ago by a ‘moving’ hotspot.

created by sciencealert on 04/12/2024 at 06:11 UTC - 182 upvotes (https, www.sciencealert.com)

5 comments

A study found that "oral administration of both CBDA and CBG/CBD oil may promote pain reduction in adult horses affected by chronic [osteoarthritis]."

created by OregonTripleBeam on 04/12/2024 at 15:39 UTC - 30 upvotes (https, www.frontiersin.org)

6 comments

Psilocybin’s mental health benefits may include improved sleep. A new study found that participants consumed the psychedelic substance in a therapeutic context reported reduced depression and improvements in their sleep quality.

created by mvea on 03/12/2024 at 18:36 UTC - 1315 upvotes (https, www.psypost.org)

57 comments

The richest 1% of the world’s population produces 50 times more greenhouse gasses than the 4 billion people in the bottom 50%, finds a new study across 168 countries. If the world’s top 20% of consumers shifted their consumption habits, they could reduce their environmental impact by 25 to 53%.

created by mvea on 03/12/2024 at 05:33 UTC - 14690 upvotes (https, www.rug.nl)

651 comments

AI helps researchers dig through old maps to find lost oil and gas wells

created by calliope_kekule on 04/12/2024 at 13:20 UTC - 31 upvotes (https, pubs.acs.org)

2 comments

Physicists Map Out Quantum Entanglement in Protons. Data from past proton-electron collisions provide strong evidence that quarks and gluons, the fundamental building blocks that make up a proton’s structure, are subject to so-called quantum entanglement.

created by MistWeaver80 on 04/12/2024 at 12:49 UTC - 35 upvotes (https, www.sci.news)

1 comments

People with high blood pressure who also lack sufficient sleep (7 hours) may be at increased risk of reduced cognitive performance and greater brain injury, according to a study using 637 MRI scans

created by giuliomagnifico on 03/12/2024 at 16:36 UTC - 1176 upvotes (https, www.monash.edu)

8 comments

The first ice-free day in the Arctic Ocean could occur before 2030

created by Creative_soja on 03/12/2024 at 14:45 UTC - 1445 upvotes (https, www.nature.com)

81 comments

Waterborne Disease Outbreaks Associated with Splash Pads — United States, 1997–2022, MMWR Surveillance Summaries / December 5, 2024 / 73(8);1–15

created by ghostmrchicken on 04/12/2024 at 00:59 UTC - 135 upvotes (https, www.cdc.gov)

5 comments

Black students are punished more often | Researchers analyzed Black representation across six types of punishment, three comparison groups, 16 sub populations, and seven types of measurement. Authors say no matter how you slice it, Black students are over represented among those punished.

created by Hashirama4AP on 03/12/2024 at 05:02 UTC - 4951 upvotes (https, publichealth.berkeley.edu)

795 comments

Meta-analysis reveals increased alpha brain activity with 2G electromagnetic field (EMF) exposure during resting state but highlights a major gap: inconsistent methods across studies hinder conclusive evidence on mobile phone EMF effects. Calls for standardized, rigorous research protocols.

created by Bioelectrodynamics on 04/12/2024 at 10:55 UTC - 15 upvotes (https, onlinelibrary.wiley.com)

1 comments