Why Can’t Some Planes Fly in Hot Weather?
Heat waves appear across the tarmac at Sky Harbor International Airport.
Economist Says Key to Success — Finishing College in 4 Years
Columbia University graduation
Many Places Feeling the Heat Ahead of First Day of Summer
Temperatures climb to near-record highs.
Fruits, Vegetables Can Lower Blood Pressure
Evidence suggests potassium may have an effect on hypertension.
Colorado Considering Banning Smartphones for Children Under 13
Colorado would become the first state to have such a ban.
Old Fossils Give Humans New History
“Our species is much older than we thought.”
Trump Investigated for Possible Obstruction of Justice
Trump has repeatedly condemned the investigation.
Gunman Injures US Congressman, Others on Baseball Field
Members of the Republican Congressional softball team.
American Prisoner Released by North Korea
American student Otto Warmbier at sentencing.
Farmers Raising Bees Help Protect Zimbabwe’s Forests
Bees are part of sustainable agriculture in Zimbabwe.