Cylinder sails promise to reduce cargo ship fuel consumption by up to 90%
The technology utilizes wind propulsion more effectively than other sail designs.
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Seals become climate heroes by gathering vital ocean data
A surprising technique has helped scientists observe how Earth’s oceans are changing, and it’s not using specialized robots or artificial intelligence. It’s tagging seals.
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Agriculture uses 70% of the world’s freshwater supply — but new 'smart soil' could dramatically reduce that
Professors at the University of Texas at Austin have engineered a new type of gel-infused soil that helps plants water and feed themselves.
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How small changes to your laundry routine can make a big environmental impact
Laundry might seem like one of the most run-of-the-mill chores, but its environmental impact can be dramatic.
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Watch: This 'robot dog' has vacuums for paws — and cleans litter from Italy's beaches
The cigarette butt-sucking robot is the first to use four legs concurrently to complete a task.
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How electric harps are protecting honey bees
By 2021, Michel Costa had become a frustrated veteran of an obscure yet devastating war in Europe. The enemy: invasive Asian hornets, which had been massacring his honey bees by the thousand.
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Mechanic shares 'leftovers hack' to clean your rusty tools: 'I didn't realize it was THIS easy'
The YouTube mechanic shares a money-saving hack that uses kitchen staples to remove ‘every speck’ of rust from metal objects.
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HIV breakthrough: Drug trial shows injection twice a year is 100% effective against infection
A large clinical trial in South Africa and Uganda has shown that a twice-yearly injection of a new pre-exposure prophylaxis drug gives young women total protection from HIV infection.
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World's first hydrogen-fueled ferry sets sail in San Francisco: 'You can actually drink the exhaust'
San Francisco's new Sea Change ferry is officially in service, emitting only water vapor that can be recycled throughout the vessel.
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