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Is living in a language-rich world enough to teach a child grammatical language? kate_sept2004/E+ via Getty Images

AI is changing scientists’ understanding of language learning – and raising questions about an innate grammar

Linguists have long considered grammar to be the glue of language, and key to how children learn it. But new prose-writing AIs suggest language experience may be more important than grammar.
Ukrainian rescuers work at the site of a Kyiv residential building destroyed by a drone that local authorities consider to be Iranian-made. Oleksii Chumachenko/SOPA Images/LightRocket via Getty Images

Iranian drones used by Russia in Ukraine show that there’s already one victor in that war: Iran

Iran has a growing role in the Ukraine war, helping Russia augment its dwindling weapons supplies. That may help Russia, but it also serves Iran’s national interests.
A Long Island Power Authority smart meter installed at a home in Suffolk County, N.Y. John Paraskevas/Newsday RM via Getty Images

Smart meters and dynamic pricing can help consumers use electricity when it’s less costly, saving money and reducing pollution

Most households pay a flat rate 24/7 for electricity although the cost of generating it fluctuates through the day. Wireless technologies are changing that system.
GOP primary voters in 2022 often chose the Trumpiest candidate, even if they had substantial electoral vulnerabilities, as does Arizona Senate candidate Blake Masters, shown here with Donald Trump. Mario Tama/Getty Images

Who’s the most electable candidate? The one you like

Voters trust their gut when they decide who an electable candidate is or isn’t. That may be a bad idea.
The process of conducting elections has become a focal point for misinformation. AP Photo/Ross D. Franklin

Experts grade Facebook, TikTok, Twitter, YouTube on readiness to handle midterm election misinformation

Misinformation has bedeviled social media companies for years, and the problem is especially consequential during elections. Are the companies up to the job as the 2022 midterm elections approach?
Voting at home by mail can be very convenient – and safe from concerns about COVID-19. Robyn Beck/AFP via Getty Images

So you want to vote by mail – 5 essential reads

Voting by mail is safe from fraud and manipulation, is backed by people across the political spectrum and can be more convenient for many voters.
Amazon workers sort packages for delivery on East 14th Street in New York City, July 12, 2022. Michael M. Santiago/Getty Images

How many Amazon packages get delivered each year?

The rise of e-commerce means billions of packages are delivered in the US each year. That creates traffic and pollution, but urban freight researchers are finding better way to get goods to customers.
People who experience anxiety in childhood are more likely to deal with it in adulthood too. fizkes/iStock via Getty Images Plus

Anxiety detection and treatment in early childhood can lower risk for long-term mental health issues – an expert panel now recommends screening starting at age 8

Anxiety is the most common mental health issue facing children and adolescents. But research shows that early screening – including in school settings – can identify children who are at risk.
Ukrainian firefighters battling flames at a power station hit by Russian missiles. Serhii Mykhalchuk/Global Images Ukraine via Getty Images

Crippling civilian infrastructure has long been part of Russian generals’ playbook – Putin is merely expanding that approach

In the face of Russian military setbacks at the hands of a dogged opposition army, Russian President Vladimir Putin is focusing on targets that will put psychological pressure on the Ukrainian nation.