Science news articles about 'last fifteen years'

Despite changes over the last fifteen years in national accreditation guidelines making the religious and spiritual care of hospitalized patients a right, there is no evidence yet that this protection ...

... Director Pier Oddone. "The two collaborations have been searching for this rare process for the last fifteen years, starting before the discovery of the top quark in 1995. Investigating these ...

... us to see the water in cells or, what is even more difficult, in spores. But over the last fifteen years the Lund group has developed a technique called magnetic relaxation dispersion that can do this ...