New insights on the control of dicamba-resistant kochia

Kochia is a highly invasive weed that is common in the Great Plains, where it has developed resistance to multiple herbicides. Now new dicamba-resistant strains are adding to grower worries.

Rideshare drivers strike as Uber poised to go public

Thousands of Uber and Lyft drivers turned off their apps in a US-wide strike Wednesday over pay and working conditions, casting a shadow over this week's keenly anticipated Wall Street debut of ride-hailing leader Uber.

Uber pulls back on valuation with IPO pricing

Uber pulled back on its ambitious valuation target Friday for its Wall Street debut, while still pricing its share offering in a range that would make it one of the largest in recent years in the tech sector.

Stock options worth more for women, senior managers, study finds

A novel new way of determining the value of employee stock options has yielded some surprising insights: Options granted to woman and senior managers are worth more because they hold them longer. And options that vest annually ...

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