In 2026, scientists assembled the Greenland shark’s 5.9-billion-letter genome and examined retinas from animals more than a century old, finding intact vision, expanded DNA-repair pathways and unusual chromatin machinery inside a vertebrate believed capable of surviving for nearly four centuries Saving Tips July 24, 2026 A Greenland shark can spend more than a century swimming through water cold enough to numb exposed human skin, yet…
In 1959, a Soviet research team in Novosibirsk began breeding silver foxes for nothing but tameness, and within forty generations the animals had floppy ears, curled tails, piebald coats, and a bark, traits no one had selected for but which appeared on their own once fear was removed. Saving Tips June 4, 2026 In 1959, Soviet geneticist Dmitri Belyaev began a breeding experiment in Novosibirsk with a dangerous simplicity: choose only the silver…
