Rice University Says A Covid Test Error Caused False Positives

Rice University, where more than 95 percent of students are vaccinated, announced the transition to remote classrooms last week after testing saw an extremely high number of community members have breakthrough Covid infections. The university now says these results were badly skewed by a test error. Of the 4,500 tests administered at the Rice campus, …

A Carbon Calculation: How Many Deaths Are Emissions Caused?

In his article, Mr. Bressler incorporated the latest public health research into the latest version of the DICE model, which estimates the number of extreme deaths attributable to rising temperatures. The resulting extended model produced a surprisingly high figure for the social cost of carbon: $258 per metric ton. He coined a term for the …

Stocks rallied after the spread of the Delta variant caused a rout.

Stocks rose on Tuesday, Wall Street’s worst day in months. The increasing number of coronavirus cases, fueled by the Delta variant, got on the nerves of investors on Monday and created a surge in financial markets. The rapid spread of the virus and the uncertain course of monetary policy were a reminder that the economic …