A fossil lay forgotten for 70 years in a museum drawer — when they re-examined it with a CT scan, they discovered a 200-million-year-old predator with a bite that challenges what was known about crocodiles.

The oldest nuclear aircraft carrier still in operation in the world is currently on Brazilian soil making its final journey before retirement, and two American military planes landed in Salvador and Fortaleza to support the mission.

WhatsApp is about to eliminate one of the app’s biggest annoyances; soon a single screen will show all online contacts at the same time without needing to open each conversation individually to find out who is available.

Scientists have discovered that the Earth recycles its own continents in the depths, dragging pieces of crust down during plate collisions and returning them later as magma, in a mechanism called relamination that has helped build the continents for billions of years.

New mathematical model indicates global population decline by 2064 in an extreme scenario of environmental crises, with humanity potentially halving if Earth’s sustainable capacity is reduced to 2 billion people.