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Archive: Oct 2013

Teasing out a Tangled Question: How did mammals become monogamous?

Our culture generally assumes that human beings are a monogamous species, with two people committed to one another for a long-term relationship. Scientifically, the existence of monogamy seems counter-intuitive. One of the principles of evolution is that…

Pandoraviruses: Relics of a hidden domain of life?

Since the first discovery of virus by Martinus Beijerinck in 1898, viruses have been classified in a number of different ways. First, viruses were considered a poison, then a life-form, next demoted to classification as a biological chemical, and finally…

Be the Change You Wish to See in Your Genes

In today’s busy world, it can be hard to find time to exercise. Various factors, such as sedentary jobs and the presence of TV and video games at home, can contribute to inactivity in adults and kids alike. Both fitness experts and medical professionals…

Earth Formation: The making of planet earth

Presented by Katherine Rosenfeld, Laura Schaefer, Anjali Tripathi For millennia, our understanding of Earth came from our own experiences on the planet. Today, with the ability to observe other planets in the Solar System and planets around other stars,…