One of the world's rarest whale species is having more babies this year than in some recent seasons, but experts say many more young are needed to help stave off the possibility of extinction. The North Atlantic right whale's population numbers an estimated 384 animals and is slowly rising after several years of decline. Researchers have identified 15 calves this winter, the National Oceanic and Atmospheric Administration said Monday.

The Ursids will peak around the time of the winter solstice under dark skies with chances of enhanced meteor activity.

Time is a valuable and limited asset, and what we oversee it can fundamentally mean for our prosperity and by and large prosperity.