Brazil braces for another tailings dam collapse

Thousands of Brazilians braced Monday for the possible collapse of another tailings dam owned by mining giant Vale that threatens to spew millions of tons of toxic sludge over towns, rivers and forest.

The return of the wolves

The current return of wolves to human-dominated landscapes poses a major challenge for the protection of this species, says conservation biologist and private lecturer (PD) Dr. Marco Heurich from the University of Freiburg. ...

Finding the freelance cheats

"The modern contract cheating industry allows students and ghostwriters to connect to each other over the internet, often using through an essay mill, agency website or other third-party service," explains Thomas Lancaster ...

Japan orders Facebook to improve data protection

The Japanese government on Monday ordered Facebook to improve protection of users' personal information following data breaches affecting tens of millions of people worldwide.

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