Reddit Science

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The original was posted on /r/science by /u/calliope_kekule on 2025-07-28 13:30:00+00:00.

Original Title: A study of nearly 14,000 hospitalised patients in Hong Kong found those with a rebound in the virus after treatment faced a higher risk of death and hospitalisation in the months that followed. Rebound may be an early warning sign for long COVID.

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The original was posted on /r/science by /u/penicillinpeter on 2025-07-28 11:43:36+00:00.

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The original was posted on /r/science by /u/chrisdh79 on 2025-07-28 13:39:30+00:00.

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The original was posted on /r/science by /u/mvea on 2025-07-28 12:57:59+00:00.

Original Title: Parents frequently try to influence who their children date. New study finds that when parents interfere with their child’s romantic relationship, the child was more likely to report a strained or chaotic relationship with that parent.

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The original was posted on /r/science by /u/mvea on 2025-07-28 10:54:13+00:00.

Original Title: ADHD medication use was consistently associated with lower risks of self-harm, unintentional injury, traffic crashes, and crime, finds a nationwide study of 247,420 ADHD medication users in Sweden from 2006 to 2020.

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The original was posted on /r/science by /u/wise_karlaz on 2025-07-28 07:00:42+00:00.

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The original was posted on /r/science by /u/wise_karlaz on 2025-07-28 06:52:41+00:00.

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The original was posted on /r/science by /u/wise_karlaz on 2025-07-28 06:46:52+00:00.

Original Title: Researchers built a fully automatic robotic camera called EYRINA that can scan a much larger area of the back of your eye than normal cameras by taking multiple pictures from different angles and then stitching them together into a single, large, detailed image.

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The original was posted on /r/science by /u/wise_karlaz on 2025-07-28 06:44:29+00:00.

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The original was posted on /r/science by /u/GeoGeoGeoGeo on 2025-07-28 04:37:32+00:00.

Original Title: New study challenges the timing of the Late Ordovician extinction finding peak tropical cooling during the Early Paleozoic Icehouse occurred after the event, based on isotope data from Anticosti Island.

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The original was posted on /r/science by /u/unsw on 2025-07-28 00:39:31+00:00.

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The original was posted on /r/science by /u/bluish1997 on 2025-07-27 23:54:14+00:00.

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The original was posted on /r/science by /u/OneYellowLeaf on 2025-07-27 22:13:28+00:00.

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The original was posted on /r/science by /u/mvea on 2025-07-27 21:08:07+00:00.

Original Title: Ageing accelerates around age 50 for humans, some organs faster than others. The findings add to mounting evidence that ageing is not linear, but is instead pockmarked by periods of rapid change. It also suggests that some tissues, especially blood vessels, age faster than others.

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The original was posted on /r/science by /u/geoff199 on 2025-07-27 19:55:07+00:00.

Original Title: People who have a lot of friends actually experience greater distress than others when they are socially excluded by strangers, a study found. While research often stresses the benefits of a large friend network, this research shows one possible negative impact.

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The original was posted on /r/science by /u/Tall_Block_9961 on 2025-07-27 18:05:09+00:00.

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The original was posted on /r/science by /u/mvea on 2025-07-27 03:35:05+00:00.

Original Title: Adolescents with higher testosterone levels were better at adjusting their trust levels. This effect was most apparent among boys. For them, testosterone increased theory of mind, which in turn predicted more strategic trust—investing more in friends and less in strangers.

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The original was posted on /r/science by /u/chrisdh79 on 2025-07-27 13:07:34+00:00.

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The original was posted on /r/science by /u/mvea on 2025-07-27 12:17:28+00:00.

Original Title: Friendships between Americans who hold different political views are surprisingly uncommon. This suggests that political disagreement may introduce tension or discomfort into a relationship, even if it doesn’t end the friendship entirely.

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The original was posted on /r/science by /u/Edm_vanhalen1981 on 2025-07-26 17:17:54+00:00.

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The original was posted on /r/science by /u/mvea on 2025-07-27 10:13:45+00:00.

Original Title: Beetroot juice lowers blood pressure in older people by changing oral microbiome. New study shows that nitrate-rich foods alter the oral microbiome in a way that could result in less inflammation, as well as a lowering of blood pressure in older people.

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The original was posted on /r/science by /u/mvea on 2025-07-27 10:07:29+00:00.

Original Title: New study found considerable variation between people in how strongly sleep attenuates sounds, which may explain why people differ in their sensitivity to nighttime noises. Because sound continues to be processed to some level during sleep, maintaining a quiet sleeping environment is a good idea.

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The original was posted on /r/science by /u/hftyjvdry on 2025-07-27 08:14:06+00:00.

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The original was posted on /r/science by /u/Lord-Julius on 2025-07-27 07:06:57+00:00.

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The original was posted on /r/science by /u/Lord-Julius on 2025-07-27 07:03:12+00:00.