You Don't Have to Quit Meat to Save the Planet—Just Eat Less

Planet-sized telescopes could be possible using quantum technique

Park rangers use butterflies to take planet's pulse in a biodiversity hotspot

Swirling gas around a young star is giving birth to a far-off planet that's about 9 times the mass of Jupiter and located twice as far from its star as Pluto is from the Sun. The oddly massive but distant world is forcing astronomers to rethink how planets form in the first place.