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Last call for coring

Editor's Note: University of Southern California geobiologist Katrina Edwards is taking part in a three-week drilling project at the Atlantic's North Pond—a sediment-filled valley on the ocean floor—designed to locate and study what she calls the “intraterrestrials”: the myriad microbial life-forms living inside Earth's crust.

March 16, 2009 — Katrina Edwards

A record day, for data and destruction

Editor's Note: University of Southern California geobiologist Katrina Edwards is taking part in a three-week drilling project at the Atlantic's North Pond—a sediment-filled valley on the ocean floor—designed to locate and study what she calls the “intraterrestrials”: the myriad microbial life-forms living inside Earth's crust.

March 15, 2009 — Katrina Edwards

Obama names FDA chief, announces new food safety panel

President Barack Obama today tapped former New York City Public Health Commissioner Margaret Hamburg, 54, to head the embattled U.S. Food and Drug Administration (FDA) and announced creation of a new panel to examine and update food safety laws in the wake of an outbreak of salmonella that sickened hundreds.  Obama announced the moves during his weekly radio address in which he blamed a lack of food inspections and antiquated laws and regs for creating a "demoralized" FDA as well as conditions ripe for a string of food-borne infections over the past few years, including the recent salmonella outbreak linked to peanut butter and paste churned out at a contaminated Georgia plant.

March 14, 2009 — Lisa Stein

Happy 3/14, also known as pi day

Hot on the heels of square root day, a loosely conceived mathematical celebration that fell on March 3 (3/3/09), comes today's pi day. The present "holiday" celebrates the yearly agreement between the calendar (3/14) and the first three digits of pi (3.14...), the ratio of circumference to diameter for a circle.

March 14, 2009 — John Matson

More coring: Drill and probe, drill and probe...

Editor's Note: University of Southern California geobiologist Katrina Edwards is taking part in a three-week drilling project at the Atlantic's North Pond—a sediment-filled valley on the ocean floor—designed to locate and study what she calls the “intraterrestrials”: the myriad microbial life-forms living inside Earth's crust.

March 13, 2009 — Katrina Edwards

Benoit Mandelbrot and the wildness of financial markets

In a lecture at Columbia University this week, famed fractal pioneer Benoit Mandelbrot once again inveighed against traditional economic theories, returning at a time of financial malaise to many of the points he raised in a 1999 Scientific American feature.

March 13, 2009 — John Matson

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