Biology
Northern Michigan University offers marijuana degree
A university in Michigan is offering an unusual degree _ in marijuana
Sweden won't prosecute Italian stem cell scientist
Swedish prosecutors say the investigation against a disgraced Italian stem cell scientist suspected of involuntary manslaughter in connection with three patients who died after windpipe transplants has been abandoned
Study: Great white sharks are swimming farther and deeper
Researchers in Massachusetts say great white sharks in the Atlantic Ocean are venturing offshore farther, with more frequency and at greater depths than previously known
Not so sweet: 75 percent of honey samples had key pesticide
Researchers test honey samples from around globe; three-quarters had common pesticide suspected of harming bees
Researchers shed light on Neanderthals' legacy in humans
Researchers say some human traits that are linked to sunlight, including a person's mood and sleep patterns, may be influenced by their Neanderthal forefathers
Federal government: No threatened species listing for walrus
The Trump administration will not add the Pacific walrus to a list of threatened species
The Latest: Walrus advocates slam endangered species denial
The author of a petition to list the Pacific walrus as a threatened or endangered species says the federal government has made a disgraceful decision in rejecting the listing
Nobel Prize honors method revealing details of molecules
Three researchers based in the U.S., U.K. and Switzerland won the Nobel Prize in Chemistry on Wednesday for developing a way to create detailed images of the molecules that drive life
The Latest: Nobel winner 'like Google Earth for molecules'
3 researchers based in the U.S., U.K. and Switzerland have won the Nobel Prize in Chemistry for developments in electron microscopy.
Biological clock discoveries by 3 Americans earn Nobel prize
Three Americans win a Nobel Prize for their discoveries about the body's biological clock