subways “teeming with life”

Researchers who swabbed and tested DNA from surfaces in New York City’s subway system identified 562 species of bacteria, including microbes from mozzarella, sausage, hummus, kimchi, sauerkraut, rats, mice, and lice. Geneticist Christopher E. Mason said the bacteria found were not sufficient to cause disease, but that his work revealed the subways to be “teeming with life,” like “a rain […]

Read more

Secret of long life

Having a sense of purpose may add years to your life—and the benefit can be realized throughout adulthood. That’s the conclusion of a long-term study that tracked the physical and mental health of more than 6,100 Americans aged 20 to 75. Previous research has shown purposefulness to be one of the strongest predictors of longevity, but this is the first […]

Read more
1 388 389 390 391 392 454