Exploring a volcano

Exploring a volcano

How do scientists predict an eruption? Watch volcanologists track a giant and active volcanic field in Chile. More »

Wave power

Wave power

The first ocean wave energy-capturing device with a permit to connect back to a public power grid will enter the Pacific next month. More »

Himalayan glaciers

Himalayan glaciers

A long debate about these giant ice streams has gyrated wildly. Now, satellite data show a moderate loss of mass for a recent six-year More »

Watching a continental split

detail of labelled, satellite view of Baja California and Sea of Cortez

Seismic study shows crust thinning as continent divides, giving another view of our restless planet, showing tectonic movement in More »

Nothing light about lightning

Nothing light about lightning

New instruments are giving a better view of how those astonishingly strong lightning bolts form inside clouds – and we are also getting More »

Ancient hole, black hole

Ancient hole, black hole

A new report on the ancient universe shows that most galaxies – even all of them – had a black hole at the center, much like modern More »

Tsunami: The killer wave

Tsunami: The killer wave

Could an offshore earthquake start a deadly tsunami, as in Sumatra and Japan? Where do tsunamis get their power? How do warning systems More »