Millions have seen the heart-wrenching video of a polar bear clinging to life, its white hair limply covering its thin, bony frame. Shot by Paul Nicklen and Cristina Mittermeier of the nonprofit group ...

Meteorologists don't have the specific forecast ready yet, but there is a growing consensus that December will be a frigid one for parts of the United States. The National Weather Service's Climate ...

Churchill, Canada — On a cold November morning in the subarctic Canadian town of Churchill, Manitoba, Ian Van Nest sits in the warmth of his SUV and peers through binoculars at a pair of polar bears ...

Plot points with coordinates where \(x\) and \(y\) are equal. Three points are sufficient, but more can be plotted. Draw a line through the plotted points. If \(x\) is positive, \(y\) is negative. If ...