African wild dogs give birth 23 days later than they did 30 years ago

Faecal transplants ease irritable bowel syndrome for three years

Alien Worlds Very Different to Earth Might Be Habitable For Billions of Years

One weird type of exoplanet could support life outside the habitable zone. (Hydrogen And Helium atmospheres could keep exoplanets warm enough to be habitable for billions of years, even at huge distances from their stars.)