Clever chemistry could make fertiliser with a smaller carbon footprint
24 April 2019
There could finally be a way to make vital agricultural fertiliser without releasing huge amounts of greenhouse gases – but will it work on an industrial scale?
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Premium
Genetically modified virus may shrink incurable brain cancers
23 April 2019
People with incurable melanomas and brain or breast cancers are to receive injections of genetically modified viruses that may shrink their tumours
Satellites are checking if boats in remote places are fishing legally
22 April 2019
The Indonesian government is using tiny internet-providing satellites to check if boats in the middle of the ocean are fishing legally
Australia’s dingoes may keep feral cats in check and protect wildlife
22 April 2019
Feral cats have contributed to the extinction of 20 of Australia’s native mammals, but another predator – the dingo – might stop them causing more damage
Huge dinosaur may have stood on its toes with fleshy pads for balance
21 April 2019
Rhoetosaurus brownei lived 170 million years ago. Despite the dinosaur weighing 24 tonnes it may have stood on its tiptoes with fleshy pads for balance
Baby boom for the kakapo, New Zealand’s critically endangered parrot
20 April 2019
There are fewer than 150 adult kakapo in New Zealand, but this year’s bumper crop of almost 90 chicks renews hope that the bird can be saved from extinction
If Mars has life, its total mass is 10,000 times smaller than Earth’s
19 April 2019
Any life on Mars is probably several kilometres underground, and the Martian atmosphere suggests it might collectively amount to no more than 200 million tonnes
Zero-gravity robot cleaner could automatically sterilise the ISS
19 April 2019
Cleaning the International Space Station is laborious work, so hygiene firm GermFalcon has made a drone that works in zero-gravity to do the job instead
How maths could fix the problems with India’s voting machines
19 April 2019
The world’s biggest election is under way in India. Trust in the machines used to vote is low, but better maths could spot manipulation or errors, says Edd Gent
An interstellar rock may have hit Earth in 2014 but nobody noticed
18 April 2019
In 2017 astronomers spotted the first interstellar object in our solar system, ‘Oumuamua, but our planet may have been hit by a meteor from another star in 2014
