Jennifer Welsh

Jennifer Welsh is the science editor at Business Insider.

Business Insider
May 20 2014 2:52 PMHow Your Smartphone is Ruining Your Sleep: A Video Explanation
Business Insider
March 8 2014 8:24 AMDaylight Saving Time Is Bad for Your Health
Business Insider
March 12 2014 7:02 AMThere Was One Big Problem With Sunday’s Cosmos Episode