Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
An ancient Martian system of canyons and valleys could be home to archaic life forms, a ground-breaking scientific paper has found. Scientists investigating the Red Planet’s mind-boggling cave system ...
For the first time in over a decade, the Apostle Islands National Lakeshore's ice caves are open to the public. The ice caves opened at 8:30 a.m. Monday, Feb. 16, according to the National Park ...
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