The Texas frosted elfin (Callophrys irus hadros), a small butterfly subspecies found only in Arkansas, Texas, Oklahoma and Louisiana, has lost most of its prairie habitat and is thought to have dramatically declined over the last century. Matthew D. Moran

Insect apocalypse? Not so fast, at least in North America

Recent reports of dramatic declines in insect populations have sparked concern about an 'insect apocalypse.' But a new analysis of data from sites across North America suggests the case isn't proven.
Protesters at the Richmond, Virginia monument to Confederate General Robert E. Lee on June 18, 2020. Zach D Roberts/NurPhoto via Getty Images

African Americans have long defied white supremacy and celebrated Black culture in public spaces

Protests of Confederate flags and monuments have grown since 2015, but resistance is not new. African Americans have been protesting against Confederate monuments since they were erected.
Some church members have no problem wearing masks; others say it’s an unconstitutional mandate. Leonard Ortiz/MediaNews Group/Orange County Register via Getty Images

Freedom of religion doesn’t mean freedom from mask mandates

A Florida minister and a conservative lawmaker filed suit against a county law mandating mask wearing, saying it violates the freedom of religion. A constitutional law professor says they're wrong.
Fitness information from wearable devices can reveal when the body is fighting an infection. Nico De Pasquale Photography/Stone via Getty Images

Wearable fitness devices deliver early warning of possible COVID-19 infection

Fitness information like resting heart rate collected by wearable devices can't diagnose diseases, but it can signal when something is wrong. That can be enough to prompt a COVID-19 test.

Coronavirus and COVID-19

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