Cement is, almost literally, everywhere. It is extraordinarily useful, which is why humanity makes 4 billion metric tons of it every year. But cement is also ...

Sam D’Amico is the founder and CEO of Impulse Labs, a company that makes induction stoves, with a clever twist. Sam’s problem is this: How do you build ...

Tim Ellis is the co-founder and CEO of Relativity Space, a company with a unique approach to manufacturing rockets. Tim’s problem is this: How can you use 3D ...

Every year in the U.S., tens of thousands of hospital patients die of preventable causes. For many of these patients, warning signs are subtle and easy for ...

Gia Schneider is the co-founder and CEO of Natel Energy, a company that is trying to transform the way hydroelectric power works. Gia’s problem is this: how do ...

Peter Chen is the co-founder and CEO of Covariant. Peter’s problem is this: How do you take the AI breakthroughs of the past decade or so, and make them work ...

Fei-Fei Li is a Stanford computer scientist and the former chief scientist of artificial intelligence/machine learning at Google Cloud. When Li entered the ...

Tim Latimer is the CEO and co-founder of Fervo Energy, a company that is using a new approach to produce carbon-free geothermal energy. Tim and his company are ...

Manolis Kellis is a professor of Computer Science at the Massachusetts Institute of Technology. He works in computational biology, taking giant datasets ...

After working as a chef for decades, Anthony Strong’s dream came true: He opened his own restaurant. His problem was a classic one: Restaurants are bad ...