Science

Minnesota DNR using GPS collars to track fawns’ movements
The study — the first of its kind in southern Minnesota in about two decades — should provide valuable information about how deer are moving across the landscape, their habitat preference and survival rates.
What does a black hole sound like? NASA has an answer
NASA began "sonifying" its famous photos of outer space to help people who are visually impaired enjoy the images. Recently, it recreated the sound of a black hole 240 million light-years away.
This 830-million-year-old crystal might contain life. And we're about to open it
From lemons to ham, salt is a handy food preservative. But researchers studying some really old salt crystals found them preserving something else — evidence of life.
A substance found in young spinal fluid helps old mice remember
A team at Stanford University has reversed memory loss in old mice by flooding their brains with spinal fluid taken from young animals. The finding may hold promise for Alzheimer's research.