Mars has intrigued people for centuries, in particular because of its potential for extraterrestrial life. Today, technology has advanced to the point that scientists can actually send robots such as those used in...
During the first of two landings in the Mars Exploration Rover mission, scientists and engineers were full of anticipation and anxiety the night that the rover 'Spirit' was due to land. Would the rover land safely and...
Without liquid water, terrestrial life could not exist. All living organisms on Earth depend on water and its unique chemical and physical properties. In the search for life beyond Earth, scientists have focused their...
For the past 100 million years, redeposited sediment has gradually increased the size of the Mississippi River Delta. But over the past several decades, the coast of southern Louisiana has been losing rather than...
The Sun produces 'solar wind', a continuous flow of charged particles that can affect us on Earth. It may also release huge storms of charged particles, called coronal mass ejections, that can disrupt communications,...
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