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Social Sciences Nov 22, 2023

Firearms officers: UK report reveals the 'toxic culture' keeping women and ethnic minorities out of specialist squads

Hundreds of London's Metropolitan police officers temporarily turned in their firearms in September after the Crown Prosecution Service charged an officer with the murder of unarmed 24-year-old Chris Kaba. Up to 300 of the ...

Astronomy Nov 20, 2023

Physicists answer question of Supergalactic Plane's absent spiral galaxies

Astrophysicists say they have found an answer to why spiral galaxies like our own Milky Way are largely missing from a part of our local universe called the Supergalactic Plane.

Plants & Animals Nov 20, 2023

These bats use their penis as an 'arm' during sex but not for penetration

Mammals usually mate via penetrative sex, but researchers report Nov. 20 in the journal Current Biology that a species of bat, the serotine bat, (Eptesicus serotinus) mates without penetration. This is the first time non-penetrative ...

Quantum Physics Nov 17, 2023

Pioneering robot arm poised to reach new heights in quantum

Scientists carrying out quantum research will be able to do so faster and more adaptably, thanks to a new robotic arm which could hold the key to major breakthroughs.

Environment Nov 14, 2023

Conflict pollution, washed-up landmines and military emissions: How war trashes the environment

When armed conflict breaks out, we first focus on the people affected. But the suffering from war doesn't stop when the fighting does. War trashes the environment. Artillery strikes, rockets and landmines release pollutants, ...

Evolution Nov 9, 2023

Bacteria-virus arms race provides rare window into rapid and complex evolution

As conceived by Charles Darwin in the 1800s, evolution is a slow, gradual process during which species adaptations are inherited incrementally over generations. However, today biologists can see how evolutionary changes unfold ...

Paleontology & Fossils Nov 6, 2023

Oldest known samples of brittle stars from supercontinent Gondwana discovered in South Africa

A small team of paleontologists with members from Rhodes University, in South Africa, the National Museum of Natural History, Luxembourg City, and the University of Oxford, in the U.K., has discovered the oldest known brittle ...

Plants & Animals Nov 1, 2023

Long presumed to have no heads at all, starfish may be nothing but

For centuries, naturalists have puzzled over what might constitute the head of a sea star, commonly called a "starfish." When looking at a worm, or a fish, it's clear which end is the head and which is the tail. But with ...

Biotechnology Oct 27, 2023

'End-effector,' robotic system developed by engineering team puts autonomous cotton harvesting within reach

A two-fingered robotic arm reaches toward a fluffy white cotton boll in a field. The device pulls in the lint from the boll and then moves on…grabbing another, and then another.

Plants & Animals Oct 27, 2023

Evolutionary chance made the barbastelle bat a specialist hunter, says study

Ask a biologist why predators don't exterminate all their prey, and part of the answer is often that there is an ongoing arms race between predators and prey, with both parties continuously evolving new ways to cheat each ...

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