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This Pi Day, as you’re enjoying your slice of pie, explore a bigger slice of mathematics. Most March 14 celebrations are obsessed with the number pi. If you think “obsessed” is too strong, take a look around: you’ll see things on sale for $3.14, Pi-K runs and, perhaps as in the past, a segment on … Read more
Under cover of darkness, the female turtle crawls up the beach. Her front flippers alternate to pull 250 pounds of shell and flesh towards the dunes, inch by inch. Encased in heavy armor of fused ribs and bony plates, an adult sea turtle is safe from all but the fiercest predatory fish. The smooth shell, … Read more
Under cover of darkness, the female turtle crawls up the beach. Her front flippers alternate to pull 250 pounds of shell and flesh towards the dunes, inch by inch. Encased in heavy armor of fused ribs and bony plates, an adult sea turtle is safe from all but the fiercest predatory fish. The smooth shell, … Read more
Random numbers – a vital part of encryption – are hard for computers to generate, but a new trick turns memory chips into a source of random noise Technology 11 January 2022 By Matthew Sparkes A DRAM memory chip on a circuit board B Christopher / Alamy Computers struggle to create randomness, but a new … Read more
Purple-crowned fairywrens are more flexible in their breeding behaviour than we thought, which has helped the bird population to grow in one wildlife sanctuary in Western Australia Life 5 January 2022 By Chen Ly Purple-crowned fairywrens in the Northern Territory, Australia Wayne Lawler/Australian Wildlife Conservancy For the second year in a row, researchers have spotted … Read more
Nature is an unstoppable force, and a beautiful one at that. Everywhere you look, the natural world is laced with stunning patterns that can be described with mathematics. From bees to blood vessels, ferns to fangs, math can explain how such beauty emerges. Math is often described this way, as a language or a … Read more
Imaginary numbers are necessary to accurately describe reality, two new studies have suggested. Imaginary numbers are what you get when you take the square root of a negative number, and they have long been used in the most important equations of quantum mechanics, the branch of physics that describes the world of the very small. … Read more
Four months after hospitals collapsed in Cuba due to skyrocketing covid-19 case numbers, the country has rolled out its own vaccines and cases are down to 5 for every 100,000 people Health 23 December 2021 By Luke Taylor Abdala is one of Cuba’s covid-19 vaccines YAMIL LAGE/AFP via Getty Images Four months after Cuba reported … Read more