Betelgeuse's mysterious 'Great Dimming' may have been triggered by a wandering black hole

World’s Population Reaches 8 Billion This Week—Here’s What You Need To Know

Honeybees’ lifespans are now 50% lower — and it’s not clear why | Whatever it is, it's happening before the bees reach adulthood.

Australia’s life expectancy has risen to third-highest in the world