Autor: David A. Weintraub

How a great enigma of astronomy was solved Astronomers have determined that our universe is 13.7 billion years old. How exactly did they come to this precise conclusion? How Old Is the Universe? tell …

A Note from the Author: On August 24, 2006, at the 26th General Assembly of the International Astronomical Union (IAU) in Prague, by a majority vote of only the 424 members present, the IAU (an organ …

In the twenty-first century, the debate about life on other worlds is quickly changing from the realm of speculation to the domain of hard science. Within a few years, as a consequence of the rapid d …

The search for life on Mars—and the moral issues confronting us as we prepare to send humans there Does life exist on Mars? The question has captivated humans for centuries, but today it has taken on …

What is a biomedical informatics expert? What does he or she do?Meet Kevin, a kid like you and me, who grew up to become a biomedical informatics expert! Kevin grew up loving science and caring for …

What is an astronomer? What does he or she do? Meet Keivan, a kid like you and me, who grew up and became an astronomer! As a child, Keivan was always interested in learning about planets orbiting …

An inspiring anthology of writings by trailblazing women astronomers from around the globe The Sky Is for Everyone is an internationally diverse collection of autobiographical essays by women who bro …

What is a bioarchaeologist? What does he or she do?Meet Tiffiny, a kid like you and me, who grew up and became a bioarchaeologist! Tiffiny’s father emigrated from China to the United States before …