An exploration dive team seeking the century-old wreck of the Rapid City has instead found a much rarer prize: a virtually undisturbed vessel, potentially dating back to the first half of the 19th century.

Upwelling of deep water rich in phosphorus supports an N-fixing symbiont that lives on Sargassum algae, giving the algae a competitive advantage. By early June of this year, roughly 38 million tons of Sargassum had drifted toward the coasts of the Caribbean islands, the Gulf of Mexico, and northe

Lake Superior is one of the fastest-warming lakes in the world. Water temperatures on Oct. 20 this year were the second warmest ever recorded.

As Arctic sea ice melts, new life may emerge from the thaw. Researchers have discovered that bacteria beneath and along the melting ice are converting nitrogen gas into a form that fuels algae. The rapid loss of Arctic sea ice is widely seen as a catastrophe. Yet, in an unexpected twist, the melt

Hence, the diatom test plays an important role in diagnosing and confirming drowning deaths, particularly in the case of putrefied or skeletonized bodies. Diatom test not only confirms the antemort…