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A pair of comets partially melt as they collide in an inset image, lower right, with the system’s young star and accretion disk in the background.
Photo Credit
Thomas Müller (MPIA/HdA)
Scientist imagine the scene when two comets collided in the Fomalhaut system, only 25 light years from Earth.

Astronomers discover huge dust clouds from violent collisions around nearby star

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Feedback Loops in Marine Protection

Understanding the Arctic

Sterilizing Skeeters

Economics of Pollination

Luminaries

Paging Doctor Robot?

Hidden Diversity

Mixing Massive Stars

Promise and Peril

Anchors Aweigh
Beachgoers enjoy the shoreline at Rio Del Mar, Santa Cruz County
Photo Credit
Charles Lester
Beachgoers enjoy the shoreline in front of coastal development at Rio Del Mar, Santa Cruz County. A seawall protects the first row of houses from the rising sea.

The Future of the Coast

Lighting the Way to Quantum Computers
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