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Life on Mars?

We know that some 3 to 4 thousand million years...

What constitutes human facial beauty and bodily attractiveness? How do...

Some of the most beautiful parts of the heavens are...

There is simple evidence that, even in recent times, the...

This lecture coincides with the 400th anniversary of the first...

The reality of the Earth's motion, as proclaimed by Copernicus...

The lecture will describe the nearly 200-year-long detective story of...

Current plans by both NASA and ESA's Aurora project propose...

Time is one of the most mysterious concepts in our...

Though a beautiful sight in our heavens, comets were once...