Dimorphos is probably a piece of Didymos

Last September, NASA purposefully smashed a spacecraft into Dimorphos, a 160m-wide space rock orbiting a larger asteroid named Didymos. The goal of the mission, called DART (the Double Asteroid Redirection Test), was to demonstrate ...

How safe is your sushi? Some bacteria can pose a risk

Sushi has become everyday fare in Norway and elsewhere around the globe, and many people opt for sashimi and other raw fish when they want to treat themselves to something tasty.

World's longest lichen declines in a national park

A unique long-term study performed by researchers at UmeƄ University shows that the pendent lichen Usnea longissima has decreased by 42% over 37 years in Skuleskogen National Park, located in High Coast UNESCO World Heritage ...

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