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COP27 must deliver on existing promises, says Egypt's climate diplomat

1 November 2022

Mohamed Nasr, Egypt’s chief climate negotiator, tells New Scientist that COP27 will focus on making sure existing promises are kept, rather than extracting new pledges


Having AIs train robot dogs to balance makes them a lot cheaper

Having AIs train robot dogs to balance makes them a lot cheaper

1 November 2022

An AI has been used to train robot dogs to toss cups into a garbage can or wipe a whiteboard with an eraser while cutting out hand-coding, which makes them one-tenth the usual cost


Conceptual image of gravtitational waves

Gravitational waves could reveal the existence of quark matter

31 October 2022

Two neutron stars smashing together may produce a form of matter not seen before. If that happens, simulations suggest there would be a signal in gravitational waves resulting from the collision


The biotechnology firm Oxitec has released boxes throughout Brazil that contain genetically-modified male mosquitoes of the species Aedes aegypti

Genetically modified mosquitoes cut the insect's number by 96 per cent

31 October 2022

In a city in Brazil, male mosquitoes were released that expressed a gene that meant their female offspring, which bite and transmit infections, couldn't survive


Light from MACS0647-JD is bent and magnified by the massive gravity of this cluster of galaxies, called MACS0647, causing it to appear in multiple places (highlighted in boxes)

JWST finds ancient galaxy may actually be two galaxies merging

31 October 2022

The James Webb Space Telescope has cast its eye on one of the oldest known galaxies, formed just 400 million years after the big bang, and it might be two galaxies merging


The omicron sub-variant BQ.1.1 has mutations that may help it to spread and perhaps evade past immunity

A soup of omicron subvariants could drive the next covid-19 wave

31 October 2022

The subvariants BQ.1.1 and XBB may somewhat evade prior immunity, however, further research is required


Ship navigation rrom

First 3D quantum accelerometer could let ships navigate without GPS

28 October 2022

A device that measures acceleration very precisely using quantum effects could be used for navigation when GPS is unavailable


An abstract cityscape

Large cities lead to more segregation between rich and poor

28 October 2022

Smartphone data from more than 9 million people in the US reveals that big cities lead to greater socioeconomic segregation despite claims they reduce it


Centipede,Poisonous animal swimming in creek at deep forest,Chaloem Phra Kiat Thai Prachan National park,Thailand.; Shutterstock ID 1044292291; purchase_order: -; job: -; client: -; other: -

Brown centipede uses a weird body motion to swim, not its many legs

27 October 2022

Some centipedes swim by undulating their whole bodies from tail to head, the opposite direction that snakes and eels use, which helps cut down the drag created by their many legs


Pothos plant

Houseplants genetically modified to reduce indoor air pollution

27 October 2022

While ordinary houseplants have little effect on pollution, two companies have developed genetically modified pothos plants that may have a bigger impact


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