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Ancient graphene formed 3 billion years before humans discovered it

18 July 2023

Graphene, an atom-thick form of carbon, was discovered in 2004 using sticky tape and pencil graphite, but now researchers have found the first ever natural graphene in a gold mine


Distributing AI projects across multiple data centres could make them more environment-friendly

Shifting where data is processed for AI can reduce environmental harm

13 July 2023

A scheduling algorithm can help redistribute AI workloads among data centres to minimise the environmental impact on regions experiencing water shortages or fossil fuel pollution


Two people converse in a virtual meeting pod

Life-sized screens make video calls feel like you're sharing a room

16 May 2023

A new high-definition virtual meeting pod by Finnish company Framery aims to recreate face-to-face conversations at a distance. Are these the future of video calls – and can they really reduce the need for business travel?


Amogy's tug boat

Start-up is developing world’s first ammonia-powered ships

31 March 2023

The New York start-up Amogy has already created an ammonia-powered drone, tractor and semi-truck. Now, it’s turning its attention to ships


The Winthrop Center is the tall glass building at the back

World’s largest office building with 'passive house' design to open

14 March 2023

The world’s largest example of an office building constructed to passive house standards – using airtight construction and high levels of insulation to cut energy use – is soon to open in Boston, Massachusetts


Electric power station with blue sky background

A massive power transformer shortage is wreaking havoc in the US

11 March 2023

A nationwide shortage of power grid transformers is causing delays across the US for everything from infrastructure for electric vehicles to new homes


Mycelium of mushroom. Mycorrhizal association, the fungus colonizes the host plant's root tissues. Mycorrhiza is a symbiotic association. Mycorhize. - Image ID: BDF3AY (RF)

Adding wild fungi to soil could make trees store more carbon

1 March 2023

A loblolly pine plantation in the state of Georgia is the test site for a start-up company trying to see if improving the fungi and other microbes in soil can help trees grow bigger and faster


power station

Artificial intelligence training is powered mostly by fossil fuels

28 February 2023

Most AI training relies on electrical grids primarily powered by coal and gas rather than low-carbon sources, according to an analysis of 95 AIs


The population debate: Are there too many people on the planet?

The population debate: Are there too many people on the planet?

11 November 2020

The world population is 7.7 billion. What do our growing numbers mean for economic security, climate change, environmental destruction and the likelihood of pandemics?


Microchip

Carbon ribbons a few atoms wide could help make powerful computers

24 September 2020

Researchers have developed tiny wires made entirely of carbon, a key advance on the path to developing carbon computers and smartphones


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