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Space7283 articles archived since 1845

Robots vs. Humans: Who Should Explore Space?

Robots vs. Humans: Who Should Explore Space?

Unmanned spacecraft are exploring the solar system more cheaply and effectively than astronauts are. Astronaut explorers can perform science in space that robots cannot.

February 1, 2008 — Francis Slakey and Paul D. Spudis
<em>MIND</em> Reviews: February/March 2008

MIND Reviews: February/March 2008

Reviews and recommendations from the February/March 2008 issue of Scientific American MIND

January 31, 2008 — Diana Deutsch, Rachel Dvoskin, Richard Lipkin and Nikhil Swaminathan
Nerves in Flight

Nerves in Flight

Many of us feel anxious before getting on an airplane, but some people truly panic when they fly. Here's how several aviophobes got over their fear

January 31, 2008 — Rabea Rentschler
Knock, Knock, Hal's There: Teaching Computers Humor; and the 50th Anniversary of America's First Satellite

Knock, Knock, Hal's There: Teaching Computers Humor; and the 50th Anniversary of America's First Satellite

In this episode, University of Cincinnati researchers Lawrence Mazlack and Julia Taylor discuss their efforts to improve human-computer communications by teaching computers about contextual humor. And Carl Raggio, formerly of the Jet Propulsion Laboratory, talks about the efforts to launch Explorer 1, the first US satellite, which went into orbit on January 31st, 1958, exactly 50 years ago this week. Plus we'll test your knowledge of some recent science in the news.

January 30, 2008 — Steve Mirsky
Comet Dust Seems More Asteroidy

Comet Dust Seems More Asteroidy

The NASA Stardust mission sampled dust from a comet and brought it back to earth--where the now studied dust seems more like what asteroids should be made of. Chelsea Wald reports.

January 25, 2008
What's The Matter?: Cold Dark Matter and the Milky Way's Missing Satellites

What's The Matter?: Cold Dark Matter and the Milky Way's Missing Satellites

In this episode, Scientific American editor George Musser talks with Caltech Astronomer Josh Simon about dark matter, and about the efforts to try to locate the so-called missing satellites of the Milky Way--small galaxies that have yet to be found in the numbers that the cold dark matter theory predicts. Plus we'll test your knowledge of some recent science in the news. Websites mentioned on this episode include: tinyurl.com/27g9op; www.astro.caltech.edu/~jsimon

January 23, 2008 — Steve Mirsky

The Coming Revolutions in Particle Physics

The current Standard Model of particle physics begins to unravel when probed much beyond the range of current particle accelerators. So no matter what the Large Hadron Collider finds, it is going to take physics into new territory

January 17, 2008 — Chris Quigg

MESSENGER Buzzes Mercury

The NASA spacecraft MESSENGER this week sent back the first close-up images of Mercury, the solar system's smallest and innermost planet, since the 1973-75 Mariner 10 mission.

January 17, 2008

Time Enough for Planet Formation

Researchers report they have discovered the first planet around a young star still enshrouded by the disk of dust and gas from which it arose.

January 2, 2008
Space

Confronting Common Wisdom