Tobacco Plants Made To Produce Useful Compounds
A proof-of-concept study got transgenic tobacco plants to make a useful enzyme in their chloroplasts, not nuclei, minimizing chances for transfer to other organisms.
Policy & Ethics13052 articles archived since 1845
How to Stop Prisons from Laying the Groundwork for a Fatal Overdose
A Rhode Island program to prevent ex-inmate relapses and deaths is working
Rhinos and Their Gamekeepers Benefit from AI
Starting in 2017, an artificial intelligence monitoring system at the Welgevonden Game Reserve in South Africa has been helping to protect rhinos and their caretakers.
Come One, Come All: Building a Moon Village
Humanity first went to the moon to make a point. Now it’s time to overcome rivalries and pitch in together
In Environment Speech, Trump Fails to Mention Climate Change
The address also included inaccurate claims on the state of U.S. air quality
Federal Appeals Court Takes Up Case That Threatens Affordable Care Act
Upholding the lower court’s ruling would affect 20 million people who get medical coverage under the law and could upend the health care system
Can NASA Really Return People to the Moon by 2024?
Donald Trump wants U.S. astronauts back on the Moon. But his ambitious plan faces formidable political, financial and technical challenges
Trump Administration Officials Scrubbed Climate Change from Press Releases
The dire predictions of a recent USGS study on sea level rise were removed from the agency’s release
The U.S. Should Go Back to the Moon--But Not on Its Own
Do not make the U.S.’s lunar return an international clash
Readers Respond to the March 2019 Issue
Letters to the editor from the March 2019 issue of Scientific American
In Case You Missed It
Top news from around the world
Jared Diamond's New Book Upheaval Looks at Lessons to Be Found from Countries in Crisis
Fixing a problem first requires recognizing that it exists
Scientist Encourages Other Women Scientists to Make Themselves Heard
Geneticist Natalie Telis noticed few women asking questions at scientific conferences. So she publicized the problem and set about to make a change. Christopher Intagliata reports.
Discrimination Drives LGBT+ Scientists to Think About Quitting
Despite progress, many physical scientists from sexual and gender minorities experience exclusion or harassment at work, finds UK survey
Second Democratic Debate Highlights Divergence on Green New Deal
Climate change once again received relatively little attention on the debate stage
Democrats Divided on "Medicare for All" in First Debate
Senator Elizabeth Warren and New York City Mayor Bill de Blasio were the only candidates in the first night in favor of eliminating private insurance
Climate Comes Up at Democratic Debate but with Few New Details
The brief mentions were not enough to satisfy environmentalists pushing for a climate-focused debate
The New Scramble for the Moon
A new race could be heating up to claim valuable moon terrain amid uncertain laws
How the Numbers on the EPA's New Climate Rule Stack Up
The rule will have little impact on emissions and provides only modest cuts to other harmful pollutants
Trump Administration Relaxes Emissions Limits on Power Plants
A new rule for the U.S. Environmental Protection Agency allows states to set their own limits on carbon-emission levels
