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Few people with SNAP benefits could use them for online purchases before the COVID-19 pandemic. Urupong/ iStock via Getty Images Plus

Letting low-income Americans buy groceries online in 2020 with SNAP benefits decreased the share of people without enough food – new research

The share of low-income US families who sometimes or often didn’t have enough food to eat fell from 24.5% to 22.5% between late April and late July of 2020, a research team found.
People holding signs calling for an end to genocide in the Gaza Strip have been a common occurrence at pro-Palestinian protests. Christoph Reichwein/picture alliance via Getty Images

Both Israel and Palestinian supporters accuse the other side of genocide – here’s what the term actually means

People talk about genocide in a few different ways, ranging from technical to colloquial – but a war of words does not replace a path to peace, a genocide scholar writes.
Owl chronotypes function better at night, while lark chronotypes are more energized in the morning. The Photo Matrix/Moment, nomis_g/iStock via Getty Images Plus

What’s your chronotype? Knowing whether you’re a night owl or an early bird could help you do better on tests and avoid scams

Synchronizing your daily activities to your circadian rhythm could help you improve your performance on a variety of cognitive tasks − and even influence diagnosis of cognitive disorders.
Donald Trump, left, and Joe Biden, both photographed on Nov. 2, 2023, are two of the three oldest men ever to serve as president. Trump: Brandon Bell/Getty Images; Biden: AP Photo/Evan Vucci

Why are US politicians so old? And why do they want to stay in office?

Many years beyond the average American retirement age, politicians vie for power and influence. Their constituents tend to prefer they step back and pass the torch to younger people.
Roman Catholic nuns pray with anti-abortion activists across the street from a Planned Parenthood clinic in New York in September 2023. Robert Nickelsberg/Getty Images

As Ohio and other states decide on abortion, anti-abortion activists look to rebrand themselves as not religious

An analysis of anti-abortion rights groups in the US shows that while some specifically turn to Christianity to explain their positions, others are looking at broader, human rights arguments.
The satellite virus MiniFlayer (purple) infects cells by attaching itself to the neck of its helper virus, MindFlayer (gray). Tagide deCarvalho

Vampire viruses prey on other viruses to replicate themselves − and may hold the key to new antiviral therapies

Researchers discovered a satellite virus latching onto the neck of another virus called MindFlayer. Studying the viral arms race between similar viruses could lead to new ways to fight infections.
Students at UMass Amherst march across campus following a walkout and rally protesting the university’s “ties with war profiteers,” while also calling for “a ceasefire and end of the blockade on Gaza.” Jessica Rinaldi/The Boston Globe via Getty Images

Defending space for free discussion, empathy and tolerance on campus is a challenge during Israel-Hamas war

A scholar of the Mideast at a large public university says that caring and a commitment to free speech have been central to his campus’s response to students upset and angry over the Israel-Hamas war.
A brown bear in a Siberian boreal forest. Logan Berner

The world’s boreal forests may be shrinking as climate change pushes them northward

How will Earth’s vast boreal forests look in a warmer world? Combining satellite-based research with fieldwork shows that the planet’s largest wilderness may be changing in unexpected ways.