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The candy heir vs. chocolate skimpflation

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The grandson of the Reese's Peanut Butter Cups creator has launched a campaign against The Hershey Company, which owns the Reese's brand. He wants them to stop skimping on ingredients.

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Scientists make a pocket-sized AI brain with help from monkey neurons

Researchers using data from macaque monkeys were able to shrink an AI vision model to a tiny fraction of its original size.

A new study suggests AI systems could be a lot more efficient. Researchers were able to shrink an AI vision model to 1/1000th of its original size.

(Image credit: AerialPerspective Images)

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U.S. evacuates diplomats, shuts down some embassies as war enters fourth day

Iranian rockets heading toward Israel are seen crossing the sky over Gaza City on March 3, 2026, as they travel toward Israeli territory amid escalating regional tensions.

The United States evacuated diplomats across the Middle East and shut down some embassies as war with Iran intensified Tuesday while President Trump signaled the conflict could turn into extended war.

(Image credit: Saeed Jaras)

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Trump promised the MAGA base no new wars. Then he went to war with Iran

In this file photo, then-Rep. Marjorie Taylor Greene (R-GA) puts on her Make America Great Again hat while addressing a campaign rally with then Republican presidential candidate and former President Donald Trump March 9, 2024 in Rome, Georgia. After Trump ordered strikes on Iran March 1, 2026, Greene sharply criticized the president for abandoning "America First" foreign policy and his promises of "no new wars."

President Trump promised his "Make America Great Again" voters an "America First" foreign policy. With the war in Iran, he's testing MAGA world's willingness to be flexible on one of its core beliefs.

(Image credit: Chip Somodevilla)

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College students, professors are making their own AI rules. They don't always agree

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More than three years after ChatGPT debuted, AI has become a part of everyday life — and professors and students are still figuring out how or if they should use it.

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Kristi Noem set to face senators over DHS shutdown, immigration enforcement

U.S. Secretary of Homeland Security Kristi Noem holds a press conference surrounded by evidence of drug seizures at the Otay Mesa Port of Entry in February 2026 in Otay Mesa, Calif.

The focus of the hearing is likely to be on how Kristi Noem is pursuing President Trump's mass deportation efforts in his second term, after two U.S. citizens were killed by immigration officers.

(Image credit: Carlos A. Moreno)

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North Carolina and Texas have primary elections Tuesday. Here's what you need to know

Voters wait in line to cast their ballots at the Durham County Main Library on the last day of early voting in the North Carolina primary election in Durham, North Carolina on Feb. 28, 2026.

The midterm elections are officially underway and contests in Texas and North Carolina will be the first major opportunity for parties to hear from voters about what's important to them in 2026.

(Image credit: Rachel Jessen/Bloomberg via Getty Images)

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Melania Trump presides at UN Security Council meeting as U.S. attacks Iran

First lady Melania Trump presides over the United Nations Security Council at United Nations headquarters, Monday, March 2, 2026.

U.S. first lady Melania Trump presided over a U.N. Security Council meeting on Monday focusing on children in conflict, as the United States has joined Israel in attacking Iran.

(Image credit: Angelina Katsanis)

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Morning news brief

U.S. urges Americans across Middle East to leave as war with Iran intensifies, Congress expected to vote on Trump's war powers, voters head to polls for Senate primaries in North Carolina and Texas.

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Here are Texas' 2026 primary election results

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Live election results: Get the latest on Texas' U.S. Senate, U.S. House and gubernatorial primary races.

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Here are Arkansas' 2026 primary election results

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Live election results: Get the latest on Arkansas' U.S. Senate, U.S. House and gubernatorial primary races.

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Here are North Carolina's 2026 primary election results

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Live election results: Get the latest on North Carolina's U.S. House and U.S. Senate primary races.

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In Vermont, small town meetings grapple with debate on big issues

Tuesday is town meeting day in Vermont.<!-- raw HTML omitted --> <!-- raw HTML omitted -->Municipalities in New England and elsewhere are increasingly grappling with major national and international issues at the local level.

Typically concerned with local issues, residents at town meetings in Vermont and elsewhere increasingly use the forum to debate polarizing national and international events.

(Image credit: JOSEPH PREZIOSO)

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Supreme Court blocks redrawing of New York congressional map, dealing a win for GOP

The Supreme Court

At issue is the mid-term redrawing of New York's 11th congressional district, including Staten Island and a small part of Brooklyn.

(Image credit: Win McNamee)

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Supreme Court wrestles with gun rights, marijuana, and the right to own a gun

The U.S. Supreme Court

The argument took place in light of the court's 2022 Bruen decision, which held that for a gun law to be constitutional, it must be analogous to a similar law at the nation's founding in the late 1700s.

(Image credit: Alex Wroblewski)

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Video of Clinton depositions in Epstein investigation released by House Republicans

Former President Bill Clinton and former Secretary of State Hillary Clinton arrive ahead of the 60th inaugural ceremony on January 20, 2025, at the U.S. Capitol.

Over hours of testimony, the Clintons both denied knowledge of Epstein's crimes prior to his pleading guilty in 2008 to state charges in Florida for soliciting prostitution from an underage girl.

(Image credit: Melina Mara)

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Some Middle East flights resume, but thousands of travelers are still stranded by war

FlyDubai planes are parked at Dubai International Airport on Monday. Many airlines, including several in the Persian Gulf — including those based in Dubai and Abu Dhabi in the United Arab Emirates, Doha in Qatar and others — have curtailed commercial flights for safety reasons following the expanding U.S. and Israeli bombardment in Iran.

Limited flights out of the Middle East resumed on Monday. But hundreds of thousands of travelers are still stranded in the region after attacks on Iran by the U.S. and Israel.

(Image credit: Fadel Senna)

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Oil prices surge and stocks fall amid fears over Iran war

A motorboat cruises off the coast of the United Arab Emirates, on the Strait of Hormuz, with a tanker seen in the background, on February 25, 2026. Tanker traffic through the strait has come essentially to a stop after Iran declared the strait closed following attacks on Iran by the U.S. and Israel.

Global oil prices are in the high $70s as traffic through Strait of Hormuz comes to a halt. Some analysts have warned they could top $100 a barrel if the stoppage is prolonged.

(Image credit: Fadel Senna)

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Hegseth: 'We didn't start this war but under President Trump we're finishing it'

Pentagon chief Pete Hegseth and Dan Caine, chair of the Joint Chiefs of Staff, seen here in January, detailed the U.S. operation against Iran.

The remarks are the first to reporters since the U.S.-Israeli military operations against Iran began Saturday despite weeks of talks designed to stave off a conflict.

(Image credit: Joe Raedle)

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U.S., Israel's war with Iran widens. And, Texas primaries test Latino support for GOP

A plume of smoke ascends after a military strike on the capital, Tehran, on March 2, 2026.

Israel trades fire with Hezbollah, widening the U.S. and Israel's war with Iran into Lebanon. And, Texas primaries could test if Latino support for the GOP remains strong after 2024's gains.

(Image credit: Atta Kenare)

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Ivermectin is making a post-pandemic comeback, among cancer patients

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The anti-parasitic drug became a household name during the COVID-19 pandemic, and it is now being embraced as an alternative treatment for cancer. It is as politically polarizing as ever.

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Iran war widens, threatens to engulf Lebanon

Motorists drive along a street as smoke rises from a reported Iranian strike in the area where the US Embassy is located in Kuwait City on March 2, 2026.

The war over Iran engulfed more of the Middle East and beyond on Monday as Lebanon's militant group Hezbollah responded to the killing of Iran's spiritual leader with its first attack on Israel in more than a year.

(Image credit: AFP via Getty Images)

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Peer pressure can make this clownfish change its stripes

Tomato clownfish, like the one seen here nestled in a sea anemone, lose all but one of their white stripes (the head bar) as they grow up.

Tomato clownfish, in response to an unpredictable world, appear capable of adjusting when they lose their stripes based on cues from other fish and their habitat, a new study in PLOS Biology finds.

(Image credit: Camille A. Sautereau)

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Hezbollah strikes Israel as American and Israeli planes pound Iran

In this photo taken with a slow shutter speed, a Middle East Airlines plane flies over Beirut as smoke rises from Israeli airstrikes on Dahiyeh in Beirut

Iran and Iranian-backed militias fired missiles at Israel and Arab states, apparently hitting the U.S. Embassy compound in Kuwait, while Israel and the United States pounded targets in Iran on Monday.

(Image credit: Hassan Ammar)

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7 key points in U.S.-Iran relations since 1953

A demonstration in July 1953 in Tehran, in support of Prime Minister Mohammad Mosaddegh. The elected prime minister was overthrown in a coup orchestrated by the CIA and British intelligence.

The U.S. and Iran have a long history of tensions, including a CIA-led campaign to topple Iran's prime minister in 1953 and the taking of American hostages in 1979.

(Image credit: AFP Files Intercontinentale)

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How long do electric vehicle batteries actually last?

A sign offers parking and charging facilities for electric cars at a retail park in Berlin in 2023. Evidence from the oldest generation of electric vehicles suggests their batteries are lasting longer than was expected in the early days of the EV industry.

When the modern electric vehicle was still in its infancy, drivers worried that vehicles would need expensive battery replacements within a few years. But battery lifespans are exceeding expectations.

(Image credit: Odd Andersen)

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Got elbow or heel pain? Shockwave therapy can help

With age comes the increased risk of overuse injuries, including heel pain often caused by plantar fasciitis.

As more people stay active as they age, overuse injuries are increasing. A non-invasive treatment known as shockwave therapy can help ease heel and elbow pain. Here's how.

(Image credit: Narongrit Doungmanee)

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Congress gears up for vote on Trump's war powers in Iran — after the battle began

Sen. Tim Kaine, D-Va., seen here in January, is one of the Democrats pushing for a vote on a war powers resolution after the U.S. and Israel attacked Iran.

Democrats and a few Republicans are calling for curbing Trump's unilateral use of military power in Iran, despite previous such efforts failing to advance.

(Image credit: Chip Somodevilla)

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Texas primaries could test whether Latino support for GOP is holding after 2024 gains

A person holds a sign saying "Raise your voice: Vote" at a creator event for BOLD Democrats, a Hispanic PAC, in Houston on Feb. 17. Democrats think they may have a chance to sway Latino voters who supported President Trump two years ago.

The GOP made big strides with Latino voters in 2024. Immigration and the economy were key drivers, but two years later, those issues could sway them to back Democrats in primaries happening this week.

(Image credit: Elizabeth Conley)

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Supreme Court ponders law making it a crime for gun owners to use marijuana

The U.S. Supreme Court

The law, the same one used to prosecute Joe Biden's son for illegal gun possession, has united an array of strange bedfellows, from conservative gun rights groups to liberal civil liberties groups.

(Image credit: Heather Diehl)

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