Proficiency, emotions, immediacy are all potentially in play in conversations that run deep into the unconcious night, says dream expert Deirdre Leigh Barrett.

In a small study of healthy adults aged 55 and older, 5 mg of melatonin increased total sleep time compared to a placebo.

Ten research teams at Harvard will share $1.3 million in the eighth round of the Climate Change Solutions Fund awards, which address both local and global issues.

Harvard expert offers tips and cautions should the baby formula shortage hit home.

Harvard scientists discuss what the quest to image black holes could tell us about our universe.

Pioneering Harvard-led global collaborative unveils latest portrait, bolstering understanding of relativity, gravity.

W.A. Harris talks about his new book, “Zero to Birth: How the Human Brain Is Built,” which illustrates how one cell develops into the complex operational centers that not only make us human, but also individuals.

Across the six high-income countries reviewed, the U.S. heart attack death rate was among the highest, even with adherence to recommended treatments and faring well on other measures.

Researchers at the Joslin Diabetes Center and Harvard Medical School have found that grandmothers’ exercise habits likely impact their grandchildren’s health, a finding with implications for both propagating healthy habits and taming the obesity crisis.

A Harvard expert challenges a new study that suggests there is little difference between eating a 300-calorie serving of french fries and a 300-calorie serving of almonds every day for a month, in terms of weight gain or other markers for diabetes risk.