EARTH Magazine - VideoCast

Designing Snowflakes

Brian Fisher Johnson — Fri, 05 Mar 2010 16:26:17

Is every snowflake truly unique? Physicist Kenneth Libbrecht has made a career out of photographing the variety of snowflake shapes, from familiar six-sided forms to more exotic "bullet rosettes" and "capped columns." EARTH's latest slideshow takes you on a visual tour of these delicate ice crystals.

Putting Earth's history to sound

Brian Fisher Johnson — Tue, 22 Sep 2009 00:00:00

Geophysicist Dave Engebretson turns scientific data into the music of the spheres: Setting the data to sound frequencies, he has converted the last 20,000 years of eruptions along the Cascade Mountains into warlike bursts of explosive sound, and turned the ebb and flow of the tides into musical scales.

Rebuilding Afghanistan

Carolyn Gramling — Thu, 02 Jul 2009 16:57:55

Ravaged by war, drought and natural hazards such as earthquakes and landslides, Afghanistan’s people face many challenges. Two stories in the most recent issue of EARTH magazine highlight the daunting challenges these scientists dealt with in the past and continue to face.

Wal-Mart to use wind energy

Brian Fisher Johnson — Tue, 25 Nov 2008 10:02:07

Giant retailer Wal-Mart is looking to get greener, starting with a new plan to use wind power to supply 15 percent of its energy needs.

Granite countertops: NOT silent killers

Cassandra Willyard — Thu, 02 Oct 2008 11:37:55

Media stories that granite countertops can emit dangerous radiation have sparked panic among consumers. But such fears are baseless, experts say.

Oil industries escape Ike's wrath

Brian Fisher Johnson — Wed, 17 Sep 2008 13:57:17

DOE says Hurricane Ike’s damage to Gulf Coast oil industries was not as bad as authorities had feared.

Trial by Fire

Carolyn Gramling — Thu, 04 Sep 2008 22:05:09

Ancient wildfires offer clues about how much oxygen was in Earth’s early atmosphere.