New heat map charts unequal civic opportunity in the US

People in many parts of the United States possess few chances for the robust community engagement that underpins healthy democracies, according to a new report that for the first time maps civic opportunity across the country.

A comprehensive blueprint for the settlement of Mars

Throughout the 20th century, multiple proposals have been made for the crewed exploration of Mars. These include the famed "Mars Project" by Werner von Braun, the "Mars Direct" mission architecture by Robert Zubrin and David ...

Cross-selling can help retailers avoid lost revenue from returns

It's become easy to order items thanks to the miracles of online shopping. But it's not so simple on the retailer end, especially when more than 16% of those sales are later sent back. In the U.S., that adds up to a staggering ...

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