a-greener-way-to-3d-print-stronger-stuff

3D printing has come a long way since its invention in 1983 by Chuck Hull, who pioneered stereolithography, a technique that solidifies liquid resin into solid objects using ultraviolet lasers. Over the decades, 3D printers have evolved from experimental curiosities into tools capable of producing everything from custom prosthetics toContinue Reading

the-flawed-carbon-math-that-lets-major-polluters-off-the-hook

Past climate assessments let big polluters delay action, placing more burden on smaller nations. A new method based on historical responsibility demands steep cuts from wealthy countries and more financial support for poorer ones. Courts are now stepping in, making climate justice not just political but also legal., Read MoreContinue Reading