Signs of life in the desert
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Upon entering the NFL as a rookie free agent out of the University of Massachusetts in 2001, running back Marcel Shipp's first instinct was survival. He simply hoped to make the Arizona Cardinals' 53-man roster.
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An orbiting spacecraft has sent back new evidence for the presence of water on Mars.
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For the past 30 years scientists have scoured the most inhospitable environments or life. Just about everywhere they look, they find it thriving in microscopic form.
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By DOUG KREUTZ, ARIZONA DAILY STAR  Sabino Canyon is often a busy, bustling place, but the canyon's Esperero Trail can set you free of the crowds.
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Could people and vehicles that have mysteriously vanished in the desert have been swallowed up by shifting sands?
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Forty years is a long time. It&#39;s a long time if you&#39;re in the desert with Moses -- by Biblical reckoning, the first man to fail to ask for directions -- and it&#39;s a long time
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The little house on the edge of the desert is on the other side of town - and reality - from where Mike Tyson had his tigers and fountains and flunkies.
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COYO, Chile  - Deep within the wind-swept Atacama desert in northern Chile, the remnants of a forgotten civilization rise from the sand.
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BOULDER, COLORADO -- Think    of it as some sort of extraterrestrial axiom: Look for places on a celestial    body where the Sun doesn't shine.
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Photographs sent by a NASA orbiter suggests that water may indeed be flowing on Mars. And where there's water, there's at least a chance of life. By the Associated Press.
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New infrared observations of the disks of dust and rock around young stars reveal that many planets apparently form in an environment more violent and chaotic over a longer period of
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Sniffing out any whiff of biology on Mars has become a scientific battle of the bands - spectral bands that is. The purported detection of methane in the martian atmosphere by Mars Express, the European
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By Brian J. Pedersen, Arizona Daily Star
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PUNTA CHUECA, Mexico -- Gloria Sesma clamps tough stems of desert limberbush between her front teeth, shredding the plant into the floppy strands she needs to weave graceful baskets.
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New photographs from space suggest that water occasionally flows on the frigid surface of Mars, raising the tantalizing possibility that the Red Planet is hospitable to life, scientists reported Wednesday.
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Signs of ancient eruptions indicate a planet geologically active and may suggest presence of simple life forms.
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Assessing the effects of too much sun and heat, and too little moisture.