Related topics: gulf of mexico · oil spills · fossil fuels · methane

'Space butterfly' is home to hundreds of baby stars

What looks like a red butterfly in space is in reality a nursery for hundreds of baby stars, revealed in this infrared image from NASA's Spitzer Space Telescope. Officially named Westerhout 40 (W40), the butterfly is a nebula—a ...

Fires fueled spread of grasslands on ancient Earth

Ancient wildfires played a crucial role in the formation and spread of grasslands like those that now cover large parts of the Earth, according to scientists at Penn State and the Smithsonian National Museum of Natural History.

Image: Newborn stars blow bubbles in the Cat's Paw Nebula

This image from NASA's Spitzer Space Telescope shows the Cat's Paw Nebula, so named for the large, round features that create the impression of a feline footprint. The nebula is a star-forming region in the Milky Way galaxy, ...

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