Новости за 30.11.2022

Genetically altered touch-me-not plants that couldn’t fold their leaves got eaten more by insects

A gel that has prevented almost all of 1 billion sperm getting past the cervix in sheep could become an alternative to hormonal birth control methods but without the side effects

Almost 200 species of bacteria, including one that can cause food poisoning, were found on microfibre particles from the Mediterranean Sea

A simple device made of plastic and rubber can be controlled using ripples in water to move around obstacles

A life-changing visit to a research project in Uganda on banded mongooses has shown me how international collaboration, and travel, is vital for conservation where biodiversity still exists, says Graham Lawton

The developments at COP27 resulted in a historic agreement to set up a loss and damage fund, but voices from the Global South must remain loud and united long after the climate summit, says Zareen Zahid Qureshi

After a two-year delay, the COP15 summit will convene in Montreal to hammer out an agreement to address the biodiversity crisis

Researchers have observed several species of ants that produce a liquid while in a pupal stage that then gets consumed by their larvae and adults, with the team expecting this to occur across all ant species

Researchers have used Google's Sycamore quantum computer to simulate a simplified wormhole for the first time, and sent a piece of quantum information through it

The earliest birds were thought to have a fused upper beak like ostriches, but a skull bone from 67 million years ago reveals that jointed beaks came first

A star orbiting a supermassive black hole at the centre of a distant galaxy was ripped apart in a tidal disruption event, the furthest ever observed

Choosing a name deserves careful consideration

Climate change and pandemic may be fueling outbreaks

The drug lecanemab slowed the rate of cognitive decline among people with early Alzheimer's disease by 27 per cent, compared with placebo infusions, but some question if its potential safety concerns outweigh any benefits

The bacterium Yersinia pestis causes frequent outbreaks that kill people, but a new vaccine based on cutting edge technology has shown promise in a mouse study

Ancient DNA from German cemetery suggests timing of population bottleneck for today’s largest Jewish group

Specimen flips evolutionary order of two key groups

Electrochemical process could tackle hard to recycle plastic

Lecanemab slows speed of cognitive decline, but possible links to serious brain hemorrhages concern many scientists

Numerical technique reduces vexing Feynman integrals to simpler linear algebra

Neuroscientist Marc Tessier-Lavigne’s work has drawn scrutiny for allegedly manipulated images

The population of Union Island geckos plummeted due to growing demand from the illegal international pet trade, but conservationists working with locals in Saint Vincent and the Grenadines have helped boost its numbers

In a small trial, an experimental medicine was 100 per cent effective at ridding the parasite that causes sleeping sickness from the bodies of people with an early to intermediate infection

The Mauna Loa Observatory has kept a nearly uninterrupted record of atmospheric carbon dioxide for more than 60 years, but a volcanic eruption has cut off power