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Technology

How to fix computing's AI energy problem: run everything backwards

Artificial intelligence wastes an extraordinary amount of energy - but running every computer calculation twice, first forwards and then backwards, could drastically curb that problem

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How to fix computing's AI energy problem: run everything backwards

Earth

The most powerful images of the natural world from 2024

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The eye of Hurricane Beryl on 1 July

Environment

Unified approach could improve nature, climate and health all at once

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A forest farm is being seen in Bijie, China, on May 31, 2024. (Photo by Costfoto/NurPhoto via Getty Images)
A single snow crystal in close up

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Supersized snowflakes: A scientific quest to make enormous snow

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2KEFP4Y London, England, UK. 12th Nov, 2022. A protester outside Shell HQ holds a sign referencing the film 'Don't Look Up'. Thousands of people gathered outside Shell Headquarters in London and marched to Trafalgar Square as part of the Global Day of Action for Climate Justice as world leaders meet in Egypt for COP27. (Credit Image: ?? Vuk Valcic/ZUMA Press Wire) Credit: ZUMA Press, Inc./Alamy Live News

Environment

After another dire year for the environment, here's to better times

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How a plan to make the world's largest snowflake was humbled by nature

Environment

How a plan to make the world's largest snowflake was humbled by nature

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Science can be our trusty shield in a time of deepening crises

Physics

Science can be our trusty shield in a time of deepening crises

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The bizarre story of a rodent utopia that predicted doom for humanity

Environment

The bizarre story of a rodent utopia that predicted doom for humanity

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Members of the Indigenous People Association stage a protest to demand action on climate change, holding big head cut-outs of world leaders U.S. President Joe Biden, China's President Xi Jinping, European Commission President Ursula von der Leyen, India's Prime Minister Narendra Modi, Russian President Vladimir Putin and Japan's Prime Minister Shigeru Ishiba, on the waters of Botafogo Bay, ahead of the G20 Summit, in Rio de Janeiro, Brazil November 16, 2024. REUTERS/Tuane Fernandes SEARCH

Environment

To fix the world's problems, we need both optimism and pessimism

Leader

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Morocco - Tafilalt Oasis - On July 2019 a wildfire spread over 3km across the palm grove burning more than 10,000 trees of which 2500 were palm trees. Summer wildfires are due to a combination of extreme temperatures and lying dead trees. which can easily catch fire in the summer months.

Environment

Images reveal how climate change is upending life in Morocco's oases

The climate crisis is shriveling lush oases in the desert, threatening precious ecosystems and ways of life

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Name Wilbur, John

Technology

The forgotten civil engineer with a vision we could all learn from

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Environment

What will it take to solve our planet's plastic pollution crisis?

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2XMXH3D London, UK. 30th July 2024. UK Weather: Heatwave sunset over St. Paul's Cathedral and Tower Bridge ends a warm Tuesday. The UK may have its hottest day of the year so far, as temperatures are expected to top 30C (86F) today. Credit: Guy Corbishley/Alamy Live News

Environment

Mayors are the leaders we need to help fight climate change

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2XXTC85 Fish Farm on Sea, Hatchery Fishing, Greece Aquaculture, Marine Fish Farm. Sea fish farm cages and fishing nets, farming fish, with marine landscape an

Environment

Vaclav Smil's take on how to feed future populations has one big flaw

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