Science Stats

  1. air pollution graph

    Black carbon fouls New York subway stations

    Black carbon, a respiratory irritant, fouls air in New York subway stations.

  2. Health & Medicine

    A look back at 2013’s disasters

    The Philippines, India and China each lost more than 1,000 lives in 2013 in mass calamities.

  3. tornado

    More multi-tornado days in the forecast for U.S.

    The number of days per year with tornadoes has gone down over the last few decades in the U.S., but the number of days that see 30 or more twisters is going up.

  4. stress survey results
    Health & Medicine

    Survey catalogs what is stressing out Americans

    Along with work and other responsibilities, health problems are prominent causes of stress.

  5. Health & Medicine

    Boot camp bug

    Adenoviruses, which cause respiratory illnesses including some colds, plague boot camps.

  6. Earth

    Humans have long history with causing extinctions

    Data suggests major die-offs of large animals during the last Ice Age were linked to people, not climate.

  7. Psychology

    Westerners sleep more than people from Eastern nations

    Sleep schedules vary from country to country, with social demands like work and study providing the primary incentives to stay up.

  8. Health & Medicine

    Obesity on the rise globally

    Some 2.1 billion people, almost 30 percent of the world’s population, are overweight or obese.

  9. Animals

    Fly more, live longer

    An examination of animal lifestyles reveals that the most important factor linked to longer life is the ability to fly.

  10. Neuroscience

    What’s behind rising autism rates

    Better diagnosis may be driving a recent spike in autism.

  11. Psychology

    Grief takes its toll

    A person’s risk of heart attack or stroke is doubled in the month following the death of a spouse or partner.

  12. Agriculture

    Where antibiotics go

    Of the 51 tons of antibiotics consumed every day in the United States, about 80 percent goes into animal production.