[ad_1] Arika Kundu, 13, uses peanut shells to help remove pesticide residues from produce. A 13-year-old Indian-American student from Minnesota has invented a method to reduce pesticide residues on fresh fruits and vegetables by using peanut shells, something that is usually thrown away.Arika Kundu, a seventh-grade student at Minnetonka Middle School East in Shorewood, Minnesota,…

[ad_1] In the autumn of 1898, visitors at Madison Square Garden witnessed something that looked impossible. A small metal boat moved across a pool without a visible person guiding it. It changed direction, responded to commands, and appeared to act with a mind of its own. The demonstration came from Nikola Tesla, an inventor already…

[ad_1] For more than 160 million years, dinosaurs dominated life on Earth. They survived shifting continents, volcanic eruptions, changing climates and countless evolutionary challenges, becoming the planet’s undisputed apex animals. Then, around 66 million years ago, their reign ended with astonishing speed in geological terms. Today, scientists overwhelmingly agree that the extinction was triggered by…

[ad_1] Lakshmi Agrawal (Image Credit: Society for Science) An 18-year-old student from Bellevue, Washington, has turned an agricultural waste product into a promising solution for one of the Pacific Northwest’s most pressing environmental challenges. According to the Society for Science, Lakshmi Agrawal won the $75,000 Regeneron Young Scientist Award at the 2026 Regeneron International Science…

[ad_1] In 1823, British explorers Hugh Clapperton, Dixon Denham and Walter Oudney were some of the first Europeans to document the lake and the surrounding kingdoms. He was struck at the sight of one of Africa’s largest inland lakes. But two centuries later, about 905 of the lake’s surface area has shrunk, leaving only a…

[ad_1] A wind farm is usually thought of as a place where moving air is turned into electricity. Yet the flow does not simply continue on its way once it has passed through the turbines. It changes, rises and mixes with layers of the atmosphere above, leaving behind an invisible trail that can stretch far…