01/06/2017

How hot were the oceans when life first evolved?

We know little about Earth's surface temperatures for the first 4 billion years or so of its history. This presents a limitation into research of life's origins on Earth and also how it might arise on distant worlds as well.

Seeing through materials with visible light

With yogurt and crushed glass, University of Michigan researchers have taken a step toward using visible light to image inside the body. Their method for focusing light through these materials is much faster and simpler than ...

Image: Space station's view of Florida at night

This nighttime photo of Florida was taken from the International Space Station by Expedition 51 Flight Engineer Thomas Pesquet of the European Space Agency, in March 2017.

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