January 19, 2015
My latest Science News feature explores what happens to river ecosystems when dams are demolished. In it I profile the mighty Elwha River, on the Olympic peninsula of Washington state, where two major dams were brought down over the past couple of years — a change that is radically reshaping the landscape.
December 9, 2014
If you want to fly to deep space, you need some way to stay warm and get power. For many spacecraft, that means carrying solar panels. But if you want to fly far from the sun, or rove around on a planet’s surface, you need more power than solar panels can provide.
September 16, 2014
As the co-author of a book about an Icelandic fissure eruption, I couldn’t have been happier when the Bárðarbunga volcano began erupting on 29 August. Especially because so far, it hasn’t caused any serious damage.
July 30, 2014
This spring I traveled to Baton Rouge to visit a gravitational-wave hunter named LIGO. It’s one of the biggest and most expensive facilities the National Science Foundation has ever invested in, and it still hasn’t produced what it was built to do.
June 13, 2014
There’s a lot going on aboard the International Space Station these days.
March 24, 2014
Planetary scientists may have just spotted the first waves on an ocean beyond Earth. They’re on Saturn’s largest moon, Titan.