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NASA-Funded Sounding Rocket Solves One Cosmic Mystery, Reveals Another

In the last century, humans realized that space is filled with types of light we can’t see – from infrared signals released by hot stars and galaxies, to the cosmic microwave background that comes from every corner of the universe. Some of this invisible light that fills space takes the form of X-rays, the source

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Scientist at work: Tracking melt water under the Greenland ice sheet

By Joel T. Harper, The University of Montana. During the past decade, I’ve spent nearly a year of my life living on the Greenland ice sheet to study how melt water impacts the movement of the ice. What happens to the water that finds its way from the melting ice surface to the bottom of

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[Video] Physicist’s New Theory Explains Why Time Travel Is Not Possible

A simple question from his wife—Does physics really allow people to travel back in time?—propelled physicist Richard Muller on a quest to resolve a fundamental problem that had puzzled him throughout his career: Why does the arrow of time flow inexorably toward the future, constantly creating new “nows?” That quest resulted in a new book

Space Exploration

Amazing News

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Feds: We can read all your email, and you’ll never know

[Editor’s note: this article is themed on legal and ethical issues than science, but we felt our readers would want to know!] By Clark D. Cunningham, Georgia State University.  Fear of hackers reading private emails in cloud-based systems like Microsoft Outlook, Gmail or Yahoo has recently sent regular people and public officials scrambling to delete entire accounts

Ocean Science

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As climate change alters the oceans, what will happen to Dungeness crabs?

By Paul McElhany, National Oceanic and Atmospheric Administration. Many travelers visit the Pacific Northwest to eat the region’s famous seafood – particularly Dungeness crabs, which are popular in crab cakes or wrestled straight out of the shell. Locals also love catching and eating the feisty creatures. One of my favorite ways to spend an afternoon

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