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A basic design of a light-based chip. Arnab Hazari

The future of electronics is light

As electronic transistors get tinier, they approach a point at which they won’t be able to get smaller. How can we keep shrinking our devices, and making them more powerful at the same time? Light.
Sharing election hashtags: Dots are Twitter accounts; lines show retweeting; larger dots are retweeted more. Red dots are likely bots; blue ones are likely humans. Clayton Davis

Misinformation on social media: Can technology save us?

If people can be conned into jeopardizing our children’s lives, as they do when they opt out of immunizations, could they also be conned out of democracy?
The grave of women’s suffrage leader Susan B. Anthony is covered with ‘I Voted’ stickers. REUTERS/Adam Fenster

100 years of the ‘gender gap’ in American politics

Clinton won women by 12 points and lost men by 12 – creating a 24-point ‘gender gap.’ While that’s the largest gender gap in history, the record shows that female voters were always different.
Metabolism can change after weight loss. Women measuring waist image via www.shutterstock.com.

Why so many people regain weight after dieting

Weight loss often leads to declines in our resting metabolic rate – how many calories we burn at rest – which makes it hard to keep the weight off. So why does weight loss make resting metabolism go down?
Clockwise, from left: White nationalist William Pierce, domestic terrorist Timothy McVeigh, white nationalist Richard Spencer, British journalist Milo Yiannopoulos, professor Kevin MacDonald, and Breitbart News founder Andrew Breitbart. Nick Lehr/The Conversation

The seeds of the alt-right, America’s emergent right-wing populist movement

An academic who has studied the American far right explores whether the alt-right can become a sustained political force.
Incumbent Rep. Barbara Comstock, R-Va., won reelection. AP Photo/Alex Brandon, File

Why the Democrats won’t win the House in 2018

State legislators in 18 states are intentionally drawing congressional boundaries to favor their party, according to experts who ran thousands of simulations using open-source mapping software.
Civil society and other groups, such as academics and businesses, stand to play a bigger role in how the countries of the world address climate change. Photo by IISD/ENB | Liz Rubin

With waning US leadership on climate, nonstate actors to play outsize role

Recent global climate talks at COP22 saw a growing role for businesses, NGOs and the state of California – a promising sign for action on climate change in the face of U.S. inaction.
Jennie A. Brownscombe’s ‘The First Thanksgiving at Plymouth’ (1914). Wikimedia Commons

The two men who almost derailed New England’s first colonies

The Pilgrims were thankful for finally being able to vanquish Thomas Morton and Ferdinando Gorges, who spent years trying to undermine the legal basis for settlements in Massachusetts and beyond.
Signs of satisfaction after Donald Trump was elected. Jeff Karoub/AP

Do conservatives value ‘moral purity’ more than liberals?

While research has long suggested that we like others who are like us, a new study offers insight into how we choose to support those who share our views of ‘moral purity.’ It may explain how we voted.
Shopping by smartphone is taking off. Credit card and mobile phone via shutterstock.com

Cyber Monday gives a big boost to mobile commerce

Americans’ reliance on their smartphones and tablets will drive online shopping revenue to new heights – and could introduce new buying experiences as well.