19. The largest known prime number contains 41,024,320 digits. 20. Frogs breathe and drink through their skin. 21. A bullet ...

Flying cars? A plant-based diet? Machines outsmarting people? These predictions seemed shocking at the time. But they’ve become part of a crazy new reality for all of us. Here are 25 shocking ...

Microplastics are more than a micro problem. And how to avoid microplastics might just be an even bigger one. It’s been 21 years since a paper in the journal Science showed the environmental ...

CC0 Usage Conditions ApplyClick for more information. 37 seconds into the launch of Apollo 12 the astronauts saw a flash of white light and were jolted. The Saturn V rocket had been struck by ...