Fog is essentially a cloud that touches the ground.

A bolt of lightning is five times hotter than the surface of the Sun.

Glacier retreat is causing 'peak water' — rivers fed by glaciers will eventually have less water as glaciers disappear.

Some trees can communicate with each other using underground fungal networks.

Some plants like the telegraph plant move their leaves visibly in response to light — observable without time-lapse.

Pompeii was buried so quickly by volcanic ash in 79 AD that many victims were preserved mid-action.

Some trees can communicate with each other using underground fungal networks.

You are more likely to be struck by lightning than win many major lottery jackpots.

Frank Lloyd Wright's Fallingwater was built directly over a waterfall in Pennsylvania — and required structural reinforcement decades later.