Enjoying EarthSky? Subscribe.

Some of the African savannah’s most biologically diverse wildlife hotspots owe their vitality to heaps of manure deposited over thousands of years by livestock of wandering herders, says a new study.

What you’re smelling is petrichor – a pleasant, earthy scent that accompanies a storm’s first raindrops. A weather expert explains where it comes from.

Death is inevitable for individuals and also for species. With help from the fossil record, paleontologists are piecing together what might make one creature more vulnerable than another.

Most of us use rare earth elements every day – without knowing it. These little-known and fascinating elements make modern electronics possible.

Microplastics are everywhere – in our water, soil, and even the air we breathe. The consequences of this exposure on human health is unknown.