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Wilkinson Microwave Anisotropy Probe

When Did Intelligent Life Emerge in the Universe?

Mario Livio | Posted 04.24.2013 | Science
Mario Livio

The question become particularly intriguing when we realize that astronomers now estimate that the Milky Way galaxy alone may harbor as many as 4.5 billion Earth-sized planets in the "habitable zones" around their host stars.

Universe's New 'Baby Picture' May Reveal Details Of Big Bang

Posted 12.22.2012 | Science

By: Megan Gannon, News Editor Published: 12/21/2012 06:02 PM EST on Astronomers have released a new "baby picture" of the universe. The ...

How Can We Tell If a Multiverse Exists?

Mario Livio | Posted 02.12.2013 | Science
Mario Livio

Given that the different members of the multiverse are not causally connected, the question that emerges is whether there is a way to verify whether such a multiverse truly exists. As it turns out, there are at least two possible paths that could (at least in principle) test the multiverse scenario.