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Science/Tech

Women with Alzheimer’s have unusually low omega fatty acid levels, study finds

20 August at 13:00 PM, via The Guardian

Analysis of blood samples finds women with the disease have 20% lower levels, a pattern not seen in men

Women should ensure they are getting enough omega fatty acids in their diets according to researchers, who found unusually low levels of the compounds in female patients with Alzheimer’s disease.

The advice follows an analysis of blood samples from Alzheimer’s patients and healthy...

Malatsi prioritising BEE policy review

20 August at 10:37 AM, via TechCentral

Government is prioritising a review of B-BBEE rules around the licensing of telecoms companies in South Africa.

Fireball lights up sky over western Japan

20 August at 10:21 AM, via The Guardian

Flashing light visible for hundreds of miles was an exceptionally bright meteor, say experts

A flashing fireball dashed across the skies of western Japan, shocking residents and dazzling stargazers, though experts said it was a natural phenomenon and not an alien invasion.

Videos and photos emerged online of the extremely bright ball of light visible for hundreds of miles shortly after 11.00pm...

Everything Evolves by Mark Vellend review – can Darwin explain JD Vance?

20 August at 08:00 AM, via The Guardian

Why evolutionary theory should be applied to peacocks, politics, iPhones and quite a lot in between

Nobody expected the Spanish Inquisition, but then again no one could have predicted the giraffe, the iPhone or JD Vance. The laws of physics don’t demand them; they all just evolved, expressions of how (for better or worse) things happened to turn out.

Ecologist Mark Vellend’s thesis is that to...

Plantwatch: A flower’s male parts carry all sorts of surprises for pollinators

20 August at 07:00 AM, via The Guardian

Triggerplants in particular live up to their name with a rapid response when touch-sensitive stamen are nudged

Flowers are surprisingly touchy, especially their male parts, the stamens, with hundreds of plant species performing touch-sensitive stamen movements that can be endlessly repeated. Insects visiting Berberis and Mahonia flowers to feed on nectar get slapped by stamens that bend over...

Monkeys falling from trees and baking barnacles: how heat is driving animals to extinction

20 August at 06:00 AM, via The Guardian

With the number of very hot days rising as well as average temperatures, more and more animals are vulnerable. But while some species can adapt, others are seeing huge population declines

The residents of Tecolutilla, Mexico, knew the heatwave was bad when they heard the thuds. One by one, the town’s howler monkeys, overcome with dehydration and exhaustion, were falling from the trees like...

US pediatric organization diverges from CDC in Covid-19 vaccine advisory for children

19 August at 21:13 PM, via The Guardian

American Academy of Pediatrics schedule says children as young as six months and up to 23 months receive the shot

The American Academy of Pediatrics (AAP) is urging that children as young as six months and up to 23 months old receive the Covid-19 vaccine – a position that diverges from the current federal guidance given by the Trump administration’s health agencies.

The AAP released its updated...

Wildfire smoke far more dangerous than thought, say scientists

19 August at 14:56 PM, via The Guardian

Deaths from short-term exposure to fine particulates spewed by forest fires underestimated by 93%

Choking smoke spewed by wildfires is far more dangerous than previously thought, a new study has found, with death tolls from short-term exposure to fine particulates underestimated by 93%.

Researchers found that 535 people in Europe died on average each year between 2004 and 2022 as a result of...

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