In orbit around Earth, a satellite called the Chandra X-ray Observatory surveys the universe for sources of X-rays. Using Chandra, a scientist at the Harvard-Smithsonian Center for Astrophysics has observed…
Researchers from the Harvard School of Public Health and RAND surveyed 279 professors at 17 universities across the country who were prominent experts in managed care to find out their…
In 1996 the Harvard Center for Cancer Prevention reported that 50 percent of all cancer risk could be eliminated though a modified diet, increased exercise, limited alcohol intake and cessation…
CAMEO (Computer-Aided Management of Emergency Operations) is a suite of software programs used by professionals such as emergency management agency specialists, firefighters, hazardous materials teams, industrial hygienists and emergency department…
From the classroom to the cocktail party, opinions like “men are better at math,” “Asians make the best violinists,” or “women cannot be strong corporate leaders” are unpopular. Yet, says…
Astronomers believe the a mega-merger in the galaxy known as Arp 220 triggered the formation of huge numbers of new stars, sent shock waves rumbling through intergalactic space, and could…
A female in the United States is three times more likely to be murdered than a female in Canada, five times more likely to be murdered than a female in…
“The earthquake-hazard maps currently in use are based on the premise that the closer a building is to a large fault, the better designed it should be,” says Harvard earthquake…
About 44 percent of college undergraduates reported binge drinking at least once in the two weeks prior to being surveyed, according to findings in the 2001 College Alcohol Study, whose…
Professor Charles Lieber and his students have made wires whose thinness is measured in atoms instead of fractions of an inch. That allowed Lieber’s team to develop what is likely…
William Saturno was hot, frustrated, low on food, low on water, and low on patience when he sought shade in a trench dug by looters at the San Bartolo archaeological…
When the Sun is more active, it has bad effects on our planet. For instance, energy from solar eruptions changes the orbits of satellites, causing them to spiral back to…
Over the past few years, accumulated evidence from many scientists suggests that plants, animals, and insects share common elements in their innate skirmishes with potential pathogens. In the Feb. 28,…
Mira variable stars are named after the red giant star Mira (omicron Ceti) in the constellation Cetus the Whale. Variable stars brighten, then dim, then brighten again. While astronomers have…
Ragweed, which flourishes along roadsides and in disturbed habitats throughout North America, produces one of the most common allergens. A study by Harvard researchers found that ragweed grown in an…
“Over the last century, the U.S. has set the world standard for ensuring a reliable, relatively safe drinking water supply to the general public,” said Ronnie B. Levin, a research…
In the first analysis of patterns of direct-to-consumer advertising before and after 1997 guidelines issued by the Food and Drug Administration, researchers at the Harvard School of Public Health, Harvard…
In a new study, Lachlan Forrow, director of ethics support services at Beth Israel Deaconess Medical Center and associate professor of medicine at Harvard Medical School. and his co-authors used…
By one estimate (based on bacteria counts in the colon or stool samples), microbes that call our bodies home outnumber human cells 10 to 1. Most of the bacteria, viruses,…
Each day, about 7.5 million people in the United States use the Internet to get health information, while less than 3 million consult their doctors. Of the 110 million Americans…
Jennifer Leaning is a professor in the Harvard School of Public Health’s Department of Population and International Health. She is also one of Physicians for Human Rights’ founders. In January…
In one set of observations of quasar PKS 1127-145, researchers found an X-ray jet that extends over a length of at least a million light years. The jet reveals explosive…
Mutagen X, a by-product of chemicals used to disinfect public water supplies, is not monitored or regulated in the U.S. water supply. A new report from researchers at Harvard’s School…
Eric G. Campbell, of the Institute for Health Policy at Massachusetts General Hospital and Harvard Medical School, and his colleagues recently surveyed geneticists and other life scientists at the 100…
A planet discovered in the constellation Sagittarius is so distant that light takes 5,000 years to travel from there to here at a speed of 186,000 miles per second. Called…
Microbiologists have traditionally identified pathogens (disease-causing organisms) by growing them in a laboratory dish from a sample of infected tissue. But not all pathogens can be cultured this way. Molecular…
The Health Care Negotiation and Conflict Resolution program at the Harvard School of Public Health, led by Leonard Marcus, trains health care professionals to minimize the conflicts that inevitably arise.…
Eric Krakauer is an instructor in medicine at Harvard Medical School and part of Massachusetts General Hospital’s Palliative Care Service. He and his colleagues have been concerned that, according to…
Exploring one of astronomy’s last frontiers at a site near the summit of Mauna Kea in Hawaii, the submillimeter array (SMA) project offers a unique opportunity for astronomers to observe…
Vega, located 25 light years away in the constellation Lyra, is the brightest star in the summer sky. Observations of Vega in 1983 with the Infrared Astronomy Satellite provided the…
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