Science & Tech

All Science & Tech

  • Astronomers link gamma-ray bursts, supernovae

    Gamma-ray bursts are incredibly bright flashes of high-energy radiation that likely signal the birth of black holes. Bursts occur at random locations scattered across the sky, and few last more…

  • Looking for the meaning of life at the bottom of the sea

    Charles Langmuir, Harvard professor of geochemistry, loves going to sea. “It’s tremendously stimulating, wonderful, exciting, and eye-opening,” he says enthusiastically. “Every time I’ve gone since 1984, I’ve seen things I’ve…

  • Cool X-ray disk points to new type of black hole

    Black holes are objects so dense and with a gravitational potential so strong that nothing, not even light, can escape the pull if it ventures too close. Black holes are…

  • Area universities enhance regional economy

    Harvard and seven other Greater Boston research universities took center stage in their role as the area’s special economic advantage: magnets for talent and investment that infuse more than $7…

  • Molecular cloud has a heartbeat

    Barnard 68, located 300 light-years away in the constellation Ophiuchus, is a typical example of small, dark molecular clouds known as Bok Globules. Such dense, cold clouds of dust and…

  • Professor honored for ongoing environmental research

    Harvard Professor Jack Spengler and MIT professor Mario Molina shared the $250,000 Heinz award, which recognized the independent bodies of work by Spengler and Molina, although coincidentally the researchers are…

  • Alien abduction claims examined

    Mark H. says he was abducted by aliens. He clearly remembers awakening one night, unable to move anything but his eyes. He saw flashing lights, heard buzzing sounds, experienced feelings of levitation, and felt electric tingling sensations. Most terrifying were the nonhuman figures he saw by his bed.

  • Studies challenge claims that percent plans provide viable alternative to affirmative action

    Although the Texas, California and Florida plans appear to be very similar, in fact they differ greatly. There are key distinctions that must be noted when considering their implementation and…

  • Spotlight on the Dark Ages

    “Medievalists are just beginning to be aware of the implications of the revolutions now occurring in the life sciences for the knowledge of the past,” says Michael McCormick, the Francis…

  • Keys to the highway

    Even though they have a massive effect on the natural world, roads have been pretty much ignored by ecologists, who prefer to focus on open areas – the territory between…

  • In their cups

    Thomas Cummins, Dumbarton Oaks Professor of the History of Pre-Columbian and Colonial Art, has made a career of finding and interpreting objects that hold the key to a fuller understanding…

  • First Milky Ways found at edge of universe

    One key question that has puzzled astronomers for decades is: When did the first stars and galaxies form after the Big Bang occurred? The answer — very quickly! Astronomers Rennan…

  • A multiracial society with segregated schools

    The nation’s public schools are becoming steadily more nonwhite, as the minority student enrollment approaches 40 percent of all U.S. public school students, almost twice the share of minority school…

  • New moons found around Neptune

    Astronomers have discovered three new moons of Neptune, boosting the number of known satellites of the gas giant to 11. These moons are the first to be discovered orbiting Neptune…

  • Reading ancient campfires

    Ofer Bar-Yosef, Harvard’s MacCurdy Professor of Prehistoric Archaeology and head of the Peabody Museum’s Stone Age Laboratory, is working in the New Stone Age, known as the Neolithic, when Homo…

  • New study suggests staggered boards hurt shareholders

    Staggered boards hurt shareholders of hostile bid targets even when a majority of the board is made of independent directors, and they do not appear to benefit shareholders of targets…

  • Strong public support for spraying against mosquitoes

    The opening study of the Project on Biological Security and the Public found that one-third (33 percent) of Americans who live in areas where there are a lot of mosquitoes…

  • Hypergiant star erupts

    In the year 2000, the star Rho Cassiopeiae, n the constellation of Cassiopeia, lost more mass than in any other stellar eruption observed by astronomers. An international team of astronomers,…

  • New research questions competition in corporate charters

    The dominant state in attracting the incorporations of publicly traded companies is, and has long been, the state of Delaware. Although home to less than one-third of one percent of…

  • Young star cluster found aglow with mysterious X-ray cloud

    Known as RCW 38, a star cluster covers a region about 5 light years across. It contains thousands of stars formed less than a million years ago and appears to…

  • Researchers debate origin of language

    Birds sing, chimps grunt, and whales whistle, but those sounds fall far short of expressing the richness of their experiences. Their lack of language goes to the question of why…

  • Matthew Shair imitates, improves on nature

    Matthew Shair and his students work in “protein trafficking.” Genes in living cells carry instructions for making proteins essential to life. These proteins have to get from place to place…

  • Where do you want your building?

    Humans are changing location more frequently and in greater numbers than ever before in history. But at the same time, the electronic revolution is allowing them to remain in contact…

  • Researchers regenerate zebrafish heart muscle

    A research team led by Mark T. Keating showed that zebrafish can regenerate heart muscle within two months after a severe injury. The team, from the Howard Hughes Medical Institute…

  • New 3-D mammography system may improve breast imaging

    Researcher Elizabeth Rafferty of the Massachusetts General Hospital Breast Imaging Service described initial results of a study comparing a new technique, called digital tomosynthesis, to standard mammography. Among the new…

  • Geographical information systems conference showcases the future

    Begun as a mapping software decades ago, geographical information systems, known as GIS, today functions to manage different time- and place-dependent data and allows different variables to be projected together,…

  • Exploring black political thought, now and then

    Professor Michael Dawson’s most recent book, “Black Visions: The Roots of Contemporary African American Mass Political Ideologies” (University of Chicago Press, 2001), brings a historical perspective to black political ideologies.…

  • Boston bike messengers experience very high injury rate

    Bike couriers have become as a much a part of the urban landscape as sky-scrapers and traffic-clogged streets. Boston messengers collectively make between 3,000 and 4,000 deliveries on a given…

  • McElroy says it’s time to stop seeing global warming as political issue

    Michael B. McElroy, Gilbert Butler Professor of Environmental Studies and director of Harvard’s Center for the Environment, is among the scientists who since the 1970s have been using paleoclimatic data…

  • Prying the lid off the FDA

    Even though asthma is responsible for more deaths and more hospitalizations than arthritis in the United States, the greater political influence of arthritis sufferers prompts the federal Food and Drug…