Earth in Action

Earth

Geologists develop weapons to combat that sinkhole feeling

What do five Porsches, several Kentucky thoroughbreds and a three-story building in Guatemala City have in common? They’ve all been swallowed by sinkholes. Sadly, the sudden cave-ins sometimes claim people’s lives as well. On February 28 the earth opened up underneath the Seffner, Fla., bedroom of Jeff Bush, entombing him. The freak accident highlighted Florida’s […]

Planetary Science

When an asteroid heads for Earth, it’s time to reconsider those doomsday plans

Earth

Italian earthquake verdict exposes rifts between science and society

Earth

Poles apart, the Arctic and Antarctic exhibit very different records for sea ice

Earth

Bad days for dinosaurs began long before the last of them died

Earth

When studying a monster volcano, poke softly with a sensitive stick

Earth

Earth scientists think it’s time to sync their geological clocks

Earth

Geologists play with puzzles about past and future supercontinents

Oceans

Director’s exploration of the abyss goes deeper than Hollywood glitz

Astronomy

When solar storms pummel Earth, there’s usually no need to panic

Earth

Volcanoes’ message to airplanes: Ash-filled skies are not so friendly

Plants

Tree rings’ lack of volcanic signature confuses climate calculations