The story of humanity's vital—and fragile—relationship with the sun has been locked inside our teeth for hundreds of thousands of years. A new method is starting to tease out answers to major questions of evolution and ...
Other
May 18, 2017
0
102
Researchers at McMaster University have found a rich new record of vitamin D deficiency, one that resides in the teeth of every person and remains viable for hundreds of years or more.
Archaeology
Jul 18, 2016
0
352
Rickets has been identified in a Neolithic skeleton from the Scottish island of Tiree, making it the earliest case of the disease in the UK, according to research announced at the British Science Festival in Bradford.
Archaeology
Sep 10, 2015
0
70
The popular idea that Northern Europeans developed light skin to absorb more UV light so they could make more vitamin D – vital for healthy bones and immune function – is questioned by UC San Francisco researchers in ...
Evolution
Jun 30, 2014
17
0
Rabbits that remain indoors may suffer from a lack of vitamin D, researchers report in a new study. In rabbits kept as pets or used in laboratory studies, the deficiency could lead to dental problems, undermine their cardiovascular ...
Plants & Animals
Apr 9, 2014
0
0
Chefs and home cooks in the eastern U.S. could soon have easier access to a local "super food," thanks to a Cornell-led team of researchers working to expand broccoli's availability at farms, farmer's markets and grocery ...
Other
Jan 9, 2013
0
0
At a time of increasing concern about low vitamin D levels in the world's population and increased use of blood tests for the vitamin, scientists are reporting development of a much-needed reference material to assure that ...
Analytical Chemistry
Jan 25, 2012
0
0
People who remain pale and never tan can blame their distant ancestors for choosing to live in the northern reaches of the globe and those who easily achieve a deep tan can thank their ancestors for living in the subtropical ...
Other
Jun 21, 2010
0
0
A new model for manipulating vitamin D levels in young calves has been developed by Agricultural Research Service (ARS) scientists who say it could help establish just how much of this important nutrient the young animals ...
Other
May 25, 2010
1
0
