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Plus: What is LK-99?

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Barbieâs global box office take crossed $1 billion. Greta Gerwigâs thoroughly pink movie has made more money than any other film by a solo woman director.
At 92, Warren Buffett has led Berkshire Hathaway to a new earnings record. On the back of its Apple and insurance sector holdings, Buffettâs company made just over $10 billion in operating profit in the second quarter.
A provocation. A brag. A hospital visit. Over the weekend, Elon Muskâs cage fight bravado yielded a three-act tragedy and possible surgery.
High interest rates are making billion-dollar lottery jackpots more common. These high payouts are a new trendâonly four other jackpots ever hit a billion dollars before the recent spate of windfalls.
What is LK-99?
Is the hot new potentially superconducting material out of South Korea actually a hot new superconducting material?
Weâll know in a week, according to Michael Norman, a physicist and distinguished fellow at the Argonne National Laboratory. Thatâs roughly how long it will take researchers around the world to replicate the material, dubbed LK-99, and assess whether it is actually a superconductor or simply has unusual magnetic capabilities; his own lab is working on it as we speak.
đ Quartzâs Tim Fernholz has everything you need to know about the superconducting material in his latest Space Business newsletter. Never miss an update from the great beyondâsign up to get Space Business weekly.
One big number: 187,000
Number of jobs the US economy added in July
Quartzâs Nate DiCamillo explains that while the countryâs labor market continues to grow at a steady clip, the big booms in jobs numbers are fadingâand that signals a soft landing without a recession may actually happen.
Pop quiz: Sam Altmanâs latest concern
The CEO of OpenAI, the owner of ChatGPT, is now worried about AIâs influence inâŠ
A. Elections
It could possibly be all of them, but most recently, Altman shared his worries that the technology heâs become the face of could make politics even messier.
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A naturally occurring bacteria can stop the malaria parasite right in a mosquitoâs gut. The discovery was made by accident.
Happiness fuels charity, not the other way around. Thereâs probably a mix of both, but the latter is more prevalent.
Only one song on the Billboard Hot 100 was written by a team of all women last year. It was Kate Bushâs âRunning Up that Hill.â
Bald eagles are helping dairy farmers in Washington state. Theyâre natureâs pest cleaners.
There arenât enough Lindas for the L.I.N.D.A. Club. That wasnât a problem back in 1947, when one in every 18 babies in the US was given the name.
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