First “fossil-free” steel delivered to Volvo in Sweden

A milestone in decarbonization today as Sweden's SSAB made the world's very first "fossil-free" steel delivery, created with green hydrogen instead of coal and coke, to a customer, Volvo, where it will be used in electric trucks.

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Internal-wound-healing wafer is powered by patients’ muscles

Although we've already heard how electrical stimulation can help speed the healing of wounds, electrical devices themselves often can't be implanted in soft tissue. That could soon change, though, thanks to the development of a "piezoelectric wafer."

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Old wind turbine blades may find use in “green” stand-up paddleboards

Although stand-up paddleboards are eco-friendly to use, they're typically made of not-so-green substances. German scientists are trying to change that, with a board made of sustainable materials – obtained partially from old wind turbine blades.

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Curiosity might not have landed in a lake after all, says new model

NASA’s Curiosity rover has been exploring Gale crater for nine years, studying sediments that look an awful lot like those left behind from an ancient lake. But new research from the University of Hong Kong proposes a much drier explanation.

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Ocean Cleanup’s biggest system sweeps into Great Pacific Garbage Patch

The Ocean Cleanup Project has made a significant tweak to its design, switching from a passive device to one powered by active propulsion, which the team sees as a far more efficient and effective way of removing plastic waste from the ocean.

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Ultrasound guides supercharged immune cells to only attack cancer

CAR T cell immunotherapy is a promising treatment for cancer, but it can trigger dangerous side effects. A new study precisely targets cancer by engineering CAR T cells to activate at higher temperatures, then heating tumors with ultrasound.

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Life story of one mammoth traced from birth to death, week by week

Scientists have tracked the entire life of a mammoth that lived 17,000 years ago, right down to the week. By studying the isotopes in different parts of its tusk, the team figured out where in Alaska it was at any given point in its 28-year life.

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CRISPR therapy for rare blood disease delivers “life-changing” results

Data from the United States’ first CRISPR clinical trial indicates the treatment is safe and effective two years after initial dosing. Targeting a pair of rare blood diseases, the therapy has so far been 100 percent effective in all 22 patients treated.

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Blood vessel coating could make anti-rejection drugs unnecessary

When a patient receives an organ transplant, they have to take drugs in order to keep their immune system from rejecting the organ. Such medication may one day no longer be necessary, however, thanks to a new blood vessel coating.

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7-meter-wide “spear-mouth” pterosaur was Australia’s largest flying reptile

Paleontologists have discovered the largest known flying reptile that ever took to the Australian skies. Named Thapunngaka shawi, this “fearsome dragon” sported a 7-m (23-ft) wingspan and a jaw full of awful jagged teeth.

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