Guest Thinkers — September 1, 2010

SI/USGS Weekly Volcano Activity Report for 4/22-28/2009

Keep up with the week’s volcanism with the latest USGS/SI update.

The most counterintuitive, surprising, and impactful new stories delivered to your inbox every Thursday.

The weekly USGS/SI roundup is out. Highlights (beyond Slamet) include:

Explosions (some heard 25 km away) and incandescent blocks that started fires at Galeras, Colombia.

Ash and tephra being thrown tens of meters into the air and a 4-m tall spatter cone being built at Pacaya, Guatemala

Also in Guatemala, Santa Maria’s Santiaguito dome produced ash plumes and explosions.

Steam, ash and sulfur odors from the continuing eruption at Redoubt, Alaska.

Increased seismicity, steam and ash plumes along with a thermal anomaly at El Reventador in Ecuador

The most counterintuitive, surprising, and impactful new stories delivered to your inbox every Thursday.

Collage of classical art suggesting a theme related to somatic markers.

Business

How “somatic markers” can transform your decision-making

Ditch the old brain vs. heart assumptions, and instead think about a heart-led brain.

A black and white image of a bunch of spheres, symbolizing the multiverse concept discussed by scientists.

Starts With A Bang

How logic and reasoning can fail as scientific tools

In logic, ‘reductio ad absurdum’ shows how flawed arguments fall apart. Our absurd Universe, however, often defies our intuitive reasoning.

A wooden sign indicating "assisted migration rep 2" in a pine forest under a clear blue sky.

Life

Moving trees north to save the forests

As the world warms, trees in forests such as those in Minnesota will no longer be adapted to their local climates. That’s where assisted migration comes in.

Historical map illustration depicting a planned city layout with a circular central area and radiating streets.

Strange Maps

Ohio’s Circleville ditched the grid system. Then it got squared.

A small Ohio town tried to escape America’s addiction to rectangular grids. It didn’t last long.

Bullet Cluster separation mass gravity x-ray lensing

Starts With A Bang

Flagship NASA space telescope faces a penny-pinching death

NASA’s only flagship X-ray telescope ever, Chandra, still works and has no planned successor. So why does the President want to kill it?

Up Next

Guest Thinkers

Fernandina roars back – UPDATED

Either the eruption at Fernandina has kicked back up again, or, based on the accompanying photo, we’ve landed on Gliese 581 D.