New study estimates the carbon footprints of 13,000 cities

Cologne, Manchester, and Montreal rarely make the list of the world's megacities. Yet they are all in the top 100 worldwide in terms of their carbon footprint. A new study says it is these cities, as much as the Jakartas ...

Telegram accuses Apple of blocking updates

Secure messaging app Telegram accused Apple on Thursday of blocking its updates for users worldwide after Russian authorities imposed a ban on Telegram for refusing to hand over keys to decrypt messages.

Cool weather can amplify attacks of tree-killing bark beetle

As a warming climate invites the destructive southern pine beetle to expand its northern range, the cooler weather in this new habitat can potentially increase the lethality of the insect's assault on trees, according to ...

Psychologists: Women are not to blame for the wage gap

Women should not be blamed for the gender wage gap in the United States, according to psychologists at Rice University. To eliminate the gap, organizations must provide training, support and opportunities for growth, the ...

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