04/08/2023

Brazil row over switch to e-books in Sao Paulo schools

The Sao Paulo state government decided this week to largely replace textbooks with e-books in high schools, sparking a row in Brazil, where education experts and publishers warned the move could have negative consequences.

NASA back in touch with Voyager 2 after 'interstellar shout'

NASA has succeeded in re-establishing full contact with Voyager 2 by using its highest-power transmitter to send an "interstellar shout" that righted the distant probe's antenna orientation, the space agency said Friday.

New research shows the complexity of bacterial circadian clocks

Bacteria make up more than 10% of all living things but until recently we had little realization that, as in humans, soil bacteria have internal clocks that synchronize their activities with the 24-hour cycles of day and ...

Pollution risk for Olympic open water test in Seine

Persistent heavy rain in Paris has threatened the pre-Olympic swimming open water test events in the Seine this weekend with concerns over pollution from the overflow of sewage.

Discarded plastic blights Honduran mangrove island

A heron chick flutters clumsily after hatching in a nest on a mangrove island littered with plastic waste in the Gulf of Fonseca, along the Pacific Coast of Central America.

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