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In-Depth Reports

Marijuana on the Ballot

On Tuesday, nine states will be voting on whether to legalize pot for medical or recreational use. Here’s the latest on the research and controversy of marijuana

November 7, 2016

The Future of Humanity

We have changed the world irrevocably and may soon transform ourselves as a species. Here's a status report on the human experiment

August 16, 2016

Whatever Happened to Cloning?

In the 20 years since Dolly the sheep’s birth, the still controversial technology is making advances. These articles cover the latest developments

July 5, 2016

The Future of Medicine 2016

Beyond chemotherapy, radiation and surgery, doctors are uncovering new ways to harness the power of the patient’s immune system to combat cancer

May 2, 2016

The Surge of Zika Virus

The mosquito-borne disease is spreading across the globe and has been linked to alarming birth defects and an autoimmune disease that can cause paralysis. Scientific American has been tracking the dengue-like illness since fall 2015

January 26, 2016

Customized Human Genes: New Promises and Perils

This week, at an international summit in Washington D.C., scientists debated the use of easy new ways to alter human DNA, which could cure diseases but also literally change humanity. Scientific American reports from the front lines of the debate

December 1, 2015

State of the World's Science 2015

What happens when you put the life of the mind and the problems of a global civilization in a jar and shake it? The powerful and sometimes uneasy alliance between science and the society it serves is the theme of this year's special report on the “State of the World's Science”

September 15, 2015

Hurricane Katrina's Devastating Lessons

In the 10 years since this deadly storm, which also came in as one of the costliest natural disasters in U.S. history, the nation’s leaders and engineers still struggle to upgrade our preparedness 

August 24, 2015

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