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Dolly Parton has died at 80, closing a seven-decade arc from a one-bedroom Tennessee cabin to a name known on every continent. Her publicist gave no cause of death, saying only that she died peacefully Tuesday at her home in Nashville.

Tributes poured in within the hour from Reba McEntire, Keith Urban and Kacey Musgraves, a cross-generational roll call almost no other artist could summon. Parton won 10 Grammy awards, sold more than 100 million records and wrote in excess of 3,000 songs.

Ottawa unveiled dollar-for-dollar retaliatory tariffs on Tuesday, hitting nearly C$28bn of American goods at rates of 15%, 25% and 50%. Finance Minister François-Philippe Champagne matched Washington "rate for rate," with the new duties taking effect on September 8.

More than 700 products made the target list, from steel and cheese to fresh tuna, smartphones and cotton T-shirts. Canada deliberately picked the categories most exposed to Trump's own 50% levies, which cover roughly 5% of its exports south.

Defense Secretary Pete Hegseth's removal of top Army generals has left the service short of clear leadership at exactly the wrong moment. Officers describe a chain of command with holes in it. Planning cycles are stalled while acting commanders wait on permanent replacements.

The timing is awkward. The Army is drafting doctrine on unmanned systems after watching cheap drones reshape battlefields from Ukraine to the Red Sea, and without settled brass, procurement, force structure and training decisions are drifting — a problem when adversaries are iterating fast.

The UN said 47 people were killed and more than 50 kidnapped in Sunday's assault on Kenscoff, in the hills above Port-au-Prince. Resident Marc Paul lost five relatives to the raid and said he "had to run over bodies" escaping.

Chancellor Friedrich Merz said those behind drone attacks on Germany would pay a price, describing his country's exposure as "a very real threat." Police defused an explosive-carrying drone at Leipzig Airport on August 4, sending in a robot to reach the device.

Trump said every mine has been cleared from the Strait of Hormuz, warning that any vessel laying new ones will be "immediately and systematically destroyed". Roughly 20% of the world's oil and LNG moved through the strait before the war began on February 28.

A DHS official conceded that its noncitizen voter figures were inflated, calling an early Nevada count near 16,000 "the ceiling" on a recorded call. Nevada ultimately received just 185 identification numbers the department felt confident about, against Trump's claim of 250,000 nationwide.

Pennsylvania confirmed the first two US measles deaths of 2026, both unvaccinated Lancaster County residents, Health Secretary Debra Bogen announced Tuesday. CDC counts 2,777 cases nationally this year, making 2026 the worst measles year since 1991 with months still to run.

At least six states will put voter ID or citizenship measures before voters this November, the most in a single year on Ballotpedia's record. Supporters frame the wave as election integrity, while opponents warn documentation rules disenfranchise eligible citizens who lack the paperwork.

The S&P 500 rose 0.26% to about 7,673 while the Nasdaq gained 0.58% and the Dow notched a third straight winning session. Ten-year Treasury yields eased to roughly 4.64% as sliding crude prices pulled inflation expectations lower with them.

Dick's Sporting Goods stock fell about 30% Tuesday after the retailer missed second-quarter expectations and cited a "challenging" footwear market. Executives flagged softness across sneakers, a category that had been carrying store traffic through the summer.

Nvidia reports Wednesday with analysts expecting $92.07 billion in revenue, after data center supplied 92% of last quarter's sales. Seven straight down days dragged the stock to $208.48 on Monday, leaving very little cushion for a soft guide.

A humanoid robot in Beijing covered 100 meters in 8.86 seconds, beating Usain Bolt's 9.58-second human mark from 2009. Machines shaved half a second off their own record in 72 hours, though this one crashed into a padded barrier afterward.

Researchers built the most detailed hippocampus map yet at single-cell resolution, and found neurogenesis breaking down in people with depression. Penn neuroscientist Amelia Eisch said the work pinpoints exactly where the process goes wrong, and the team flagged several potentially druggable pathways.

Pangram Labs claims 99.98% accuracy at detecting AI-written text, a startling leap after years of unreliable results from comparable tools. Cancer-research journals now run peer reviews through it, and one operations director got a reviewer to confess: "Wow, you guys are good!"

The tournament's marquee pairing, Aryna Sabalenka and Novak Djokovic, lost their revamped mixed doubles match to two specialist doubles players. Star power gave way to craft, an early reminder that the reformatted event still rewards teams who actually play the discipline.

Patrick Mahomes said he feels "great" and on track to start Kansas City's opener, improving steadily as preseason practice reps piled up. Bengals receiver Ja'Marr Chase offered similar reassurance, calling himself fine after a knee scare during Tuesday's practice session.

The NCAA halved a suspension for Tennessee linebacker Arion Carter over a $427 flight he took to an NFL training facility. Athletic director Danny White backed coach Josh Heupel's view that the penalty was ridiculous, calling it archaic rules from another era.

Shondaland extended its Netflix deal another five years, keeping Shonda Rhimes and Betsy Beers at the streamer since 2017. Two Bridgerton seasons sit in Netflix's all-time top 10, with season one at 113.3 million views and season three at 106 million.

Warner Bros. is developing a live-action "Flintstones" film with Ryan Gosling producing, resurrecting a franchise last adapted in 1994 with John Goodman and Rick Moranis. Whether Bedrock survives another trip to the multiplex will come down to script, not nostalgia.

Target pulled a children's clown costume that critics said evoked blackface and minstrel imagery, apologizing for getting it wrong. Company statements called the item hurtful to Black guests and employees, the latest stumble after its DEI retreat drew boycotts.

What it is: Northwestern metascientist Reese Richardson published a searchable database on Tuesday flagging more than 18,000 questionable validation images across the catalogues of 15 antibody companies. Antibodies are the workhorse reagent of modern biology, used to locate and tag specific proteins in nearly every experiment run in a life-sciences lab. Validation images are the evidence a vendor offers that its antibody actually binds the protein printed on the label. Nothing else in the purchase decision carries comparable weight for a lab spending grant money.

The detail: Richardson's sweep grew out of a narrower May inquiry that surfaced more than 100 problematic images inside Thermo Fisher Scientific's catalogue alone. Duplicated, rotated and spliced panels recur across vendor product pages, suggesting figures were reused or altered rather than generated fresh for each product line. Image manipulation does not by itself prove an antibody fails at the bench, and Richardson is careful to say so. Manipulation does, however, erase the only public check a buying laboratory has before committing money.

Why it matters: Researchers have flagged unreliable antibodies for well over a decade as a major driver of experiments other labs cannot reproduce. A bad reagent never announces itself; instead it yields clean-looking data that quietly points in the wrong direction for years. Catalogue images are what a scientist inspects before ordering, so degraded evidence there propagates straight into the published literature. Every downstream paper then inherits a flaw nobody documented at the point of sale.

What to watch: Pressure will build on vendors to republish validation data with raw files and lot numbers attached, rather than polished composite panels. Journals could begin requiring antibody catalogue numbers in methods sections, which would finally make failures traceable after publication. Watch whether the largest suppliers answer with independent audits or with legal threats. Their choice will reveal how seriously this industry treats its own paper trail.

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—The Five Minute Daily Team