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Stories by Mark Fischetti

Raindrops Spread Crop Disease [Video]

Raindrops Spread Crop Disease [Video]

Farmers testify that certain crop diseases like wheat rust seem to spread much farther and faster after a rainstorm. Researchers had various ideas on why this might be the case.

February 4, 2015 — Mark Fischetti
Who Eats Whom under the Arctic Sea Ice [Video]

Who Eats Whom under the Arctic Sea Ice [Video]

San Francisco — Although polar bears and seals have become the poster children for vanishing sea ice in the Arctic, they have thrived for a long time.

December 17, 2014 — Mark Fischetti

Less Sleep Means More Stress for Teens

Teens stay up late at night and sleep late into the morning, a result of a natural shift in their circadian rhythms. That biological schedule puts them at odds with the adult world, as well as early start times for high school.

December 10, 2014 — Mark Fischetti

Why We Need Our Zzzs

Why We Need Our Zzzs

Vital for Memory, Mood and More