Earth Matters

What causes avalanches and mudslides?

Villagers in remote rainforest village save their community with help from WildArk

7 weird facts about black holes

Nearest Earth-like exoplanet might be an ocean world

NASA's Twins Study reveals how a year in space affects the human body

The first image of a black hole is here

Where is spring arriving early this year?

Why do bees have pockets?

What's next for the Event Horizon Telescope?

They braved a war-torn region to rescue 47 animals from the 'Zoo of Sorrow'

Russia will release 10 orcas, 87 belugas from overcrowded 'whale jail'

The drawback of being an attractive male