EnvironmentFewer than half the calories grown on farms now reach our plates In 2020, the world produced more than enough calories to feed the global population, but only half of those calories reached people鈥檚 plates due to rising meat and biofuel production News
PhysicsPhysicists reveal the secret to chopping onions without crying Slicing an onion releases tear-inducing chemicals into the air, but the sharpness of the knife and the speed of the cut can affect how these droplets are expelled News