Don Lindsay, who will leave by the end of September, led a number of large deals during his time at Teck, but also received criticism from investors over his pay and performance. 

Researchers have figured out how tridymite formed in Mars’ Gale Crater.

The 170-carat pink diamond, named the “Lulo Rose”, will be sold later this year through an international tender.

Researchers have developed a new material to avoid using rare earths in heat-to-energy conversion devices.