Truffles grow only in symbiosis with specific tree roots — they cannot be cultivated reliably, keeping them expensive.

A bolt of lightning is only about as wide as a thumb — the bright flash makes it appear much wider.

Lightning can heat air hotter than the surface of the Sun.

The 2018 Camp Fire became one of California's deadliest wildfires.

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

The deepest living tree roots ever recorded extended 68 meters — found in Echo Caves in South Africa.

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

Lahar — volcanic mudflow — can travel faster than a person can run and extends the danger zone far beyond the eruption.

The tallest waterfall, Angel Falls in Venezuela, has a continuous drop of 807 meters.