Robot chemist offers insight into the origins of life

A robotic 'evolution machine' capable of exploring the generational development of chemical mixtures over long periods of time could help cast new light on the origins of life, scientists say.

When to release free and paid apps for maximal revenue

Researchers from Tulane University and University of Maryland published a new paper in the Journal of Marketing that examines the dynamic interplay between free and paid versions of an app over its lifetime and suggests a ...

Why businesses should offer free trials to existing customers

Everybody loves freebies, whether it's a tasty treat handed out at the supermarket or a month of Netflix. These campaigns are a great way to bring attention to a new product or service, and marketers use them to target new ...

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