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The goal of the public health emergency declaration is to prevent the monkeypox virus from becoming a widespread threat to public health. ALIOUI Mohammed Elamine/iStock via Getty Images

Monkeypox is now a national public health emergency in the U.S. – an epidemiologist explains what this means

Declaring monkeypox a national health emergency will allow the U.S. government to direct resources and funds where needed to help slow the spread of the virus.
A Ukrainian war crimes investigator photographs the aftermath of a Russian missile attack in Zatoka, Ukraine, on July 26, 2022. Nina Liashonok/Ukrinform/Future Publishing via Getty Images

Proving war crimes isn’t simple – a forensics expert explains what’s involved with documenting human rights violations during conflicts, from Afghanistan to Ukraine

Other recent conflicts that resulted in war crimes allegations help explain how complex it will be to gather evidence of war crimes in Ukraine – and provide answers for families of victims of the war.
U.S. Secretary of State Antony Blinken speaks during the 2022 Review Conference of the Parties to the Treaty on the Nonproliferation of Nuclear Weapons at the United Nations on Aug. 1, 2022. Angela Weiss/AFP via Getty Images

Why are nuclear weapons so hard to get rid of? Because they’re tied up in nuclear countries’ sense of right and wrong

Policymakers often think of their decisions about nuclear weapons as moral, a nuclear ethicist explains – which is key to understanding their motives.
Parents take different approaches to raising their kids. Maskot via Getty Images

Parenting styles vary across the US

In some regions of the country, mothers and fathers have different approaches than their counterparts in other regions.
The U.S. BRAIN Initiative seeks to elucidate the connection between brain structure and function. Science Photo Library - PASIEKA/Brand X Pictures via Getty Images

Illuminating the brain one neuron and synapse at a time – 5 essential reads about how researchers are using new tools to map its structure and function

From figuring out where memories are stored to how sensory information translates to behavior, new technologies are helping neuroscientists better understand how the brain works.
A variety of factors have caused the U.S. inflation rate to increase over the past few years, from the pandemic to the war in Ukraine. Javier Ghersi/Moment via Getty Images

Inflation rates are rising in the US – an economist explains why

Rising inflation rates due to supply-side factors – COVID-19, Ukraine and supply chain shortages – make countering inflation difficult for the central bank.
A 95% reduction in the nicotine content of cigars and cigarettes would make these tobacco products largely nonaddictive. Robert Recker/The Image Bank via Getty Images

The US government’s call for deep nicotine reduction in cigarettes could save millions of lives – an expert who studies tobacco addiction explains

The proposed standard would lower the nicotine content in cigarettes and cigars by 95% – a public health proposal that could prevent millions from becoming smokers in the first place.
Texas is the No. 1 wind power producer in the U.S. Greg Smith/Corbis SABA via Getty Images

Who benefits from renewable energy subsidies? In Texas, it’s often fossil fuel companies that are fighting clean energy elsewhere

While Congress considers new renewable energy incentives, Texas’ sprawling wind farms tell a story about renewable energy ownership in the US – and who benefits from subsidies.
US House Speaker Nancy Pelosi and her delegation leave Taipei on August 3, 2022. Taiwanese Foreign Ministry/Handout/Andalou Agency via Getty Images

Nancy Pelosi’s Taiwan visit sparked international tension, but isn’t likely to shake up her popularity with Chinese American voters at home in San Francisco

While Chinese American voters are not a homogeneous group, many people who have ancestral ties to the region are unlikely to question their support for Nancy Pelosi just because of her Taiwan trip.