Roughly 425 million years ago, in the warm seas over what is now southern China, there lived a meter-long bony fish with jaws ...
What started as a routine cleaning job turned into a once-in-a-lifetime discovery for Jennifer Dowker, a boat captain and scuba instructor in Cheboygan, Michigan. While cleaning the hull of her ...
"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...