A 16-year-old student from Massachusetts has turned an everyday item into an award-winning recycling project. Benjamin Davis, a junior at Bishop Feehan High School in Attleboro, developed a desktop machine that processes 3D-printed waste and other plastics into reusable filament for 3D printers. His work earned him the $75,000 Regeneron Young Scientist Award at the…

Researchers have found that waste eggshells can be processed into a fine powder and used to replace part of the cement in mortar without reducing its compressive strength. A study tested calcined eggshell powder at replacement levels ranging from 2.5% to 12.5%. The strongest result came at 10%, where the mortar reached a compressive strength…

Egg-laying Skink (Oligosoma suteri) in New Zealand. Image Credit: Wikipedia A conservation effort in New Zealand took a surprising turn when 30 egg-laying skinks were moved from Green Island to Korapuki Island in 1992. The group consisted of 10 males and 20 gravid females (already carrying eggs). Years later, researchers compared the skinks on both…

Aldabra giant tortoise (Aldabrachelys gigantea) at Alibel Tortoise Park, Mahe, Seychelles (2025). Image Credit: Wikimedia Commons Madagascar began rebuilding a giant tortoise population in 2018 with only 12 founder animals at the Anjajavy Reserve in the north-west of the country. The small group faced an important challenge because a population started from so few animals…