Black
Racial identity tied to happiness, study finds
EAST LANSING, Mich. — Black people who identify more strongly with their racial identity are generally happier, according to a study led by psychology researchers at Michigan State University.
The study, funded by the National Institute o…
Benefits of preschool vary by family income
State-funded preschool programs have historically enrolled low-income children, aiming to help them start school on a footing closer to nonpoor youngsters. Today, more and more states are expanding access to preschool programs, and some are making t…
Nasa finds 'cocoon' inside the Black Widow's web
NASA’s Chandra X-ray Observatory image of the mysterious “Black Widow” pulsar reveals the first direct evidence of an elongated cocoon of high-energy particles. (A pulsar is a rotating neutron star producing powerful beams of radiation that sweep like a searchlight.) This discovery shows this billion-year-old rejuvenated pulsar is an extremely efficient generator of a high-speed flow of matter and antimatter particles.