Something weird is happening to the Gulf Stream current

And that could mean trouble. We know that at the end of the last major ice age, rapid fluctuations in the circulation led to extreme climate shifts on a global scale. Natalie Renier/Woods Hole Oceanographic Institution, Author provided The ocean currents that help warm the Atlantic coasts of Europe and North America have significantly slowed since the 1800s and are at their weakest in 1,600 years, according to new research my colleagues and I have...