News
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Dementia may travel lonely road in elderly
Social isolation may promote the development of Alzheimer's disease and other brain ailments among elderly people.
- Earth
Impurities clock crystal growth rates
A novel method for measuring tiny amounts of hydrogen-containing impurities allows researchers to determine growth rates along different directions in a quartz crystal.
- Health & Medicine
Breast cancer options made clearer
An inexpensive test for two proteins in the blood can indicate whether women with breast cancer that hasn't yet spread to lymph nodes are likely to face such a relapse after surgery.
- Health & Medicine
High estrogen linked to lung cancer
Estrogen receptors proliferating on tumor cells in women's lungs may account for why women seem more easily affected by the carcinogenic effects of tobacco smoke.
