Found 40 - 50 results of 52 programs matching keyword "dry lakes"
Chris McKay, Planetary Scientist at the NASA Ames Research Center, has traveled the world seeking Mars-like environments. In the Dry Valleys of Antarctica—his favorite Mars analog on Earth—Dr. McKay discovered a kind of algae living inside rocks porous to light and water. He’ll show us some of these rocks and talk about the physical conditions required for life.
Project: Origins: Astrobiology: The Search for Life | Browse All
Date: November 19, 2003
Category: Science in Action
Subject(s): Astronomy/Space Science
In 1963 Benoit Mandelbrot introduced the fractal concept. Fractals are shapes or behaviors that have similar properties at all levels of magnification. Just as the sphere is a concept that unites raindrops, basketballs and Mars, so fractal is a concept that unites clouds, coastlines, plants and strange attractors.
Dr. Mandelbrot dropped in for a visit during our 2001 series of webcasts about Antarctica. We took some time out from the freezing cold to interview him.
Project: Origins: Antarctica - Scientific Journeys from McMurdo to the Pole | Browse All
Date: December 14, 2001
Category: History of Science