Ariana Eunjung Cha

Staff writerWashington, D.C.

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Brewed coffee may always be a source of insomnia, irritability, acid reflux and other side effects.

  • Mar 4, 2015

At gathering of conservatives in National Harbor, 17 Republican candidates road-tested their ideas.

  • Feb 28, 2015

The senator from Kentucky was the favorite to win the conservative contest for the third time.

  • Feb 28, 2015

Laura Arrillaga-Andreessen has been working with her tech industry peers to develop new models for giving.

  • Feb 12, 2015

Bill and Melinda Gates’s priorities include agriculture in Africa and technology in banking and education.

  • Jan 22, 2015

Crowdfunding and TED talks have academics courting the public eye in a way that used to be frowned upon.

  • Jan 18, 2015

Cari Tuna and Dustin Moskovitz, who co-founded Facebook, are the vanguard of young philanthropists hoping to make an impact far beyond their own communities and experiences.

  • Dec 26, 2014

Cari Tuna and Dustin Moskovitz, who co-founded Facebook, are the vanguard of young philanthropists hoping to make an impact far beyond their own communities and experiences.

  • Dec 26, 2014

Sean Parker of Napster fame funds a new institute at Stanford that aims to find a “cure” for allergies within the next few years.

  • Dec 17, 2014

The Microsoft co-founder is launching an “industrial-scale” effort to understand the basic building block of all living things: the cell.

  • Dec 8, 2014
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