This transcript was created using speech recognition software. While it has been reviewed by human transcribers, it may contain errors. Please review the episode audio before quoting from this transcript and email transcripts@nytimes.com with any questions. anna martin Hey, everyone. It’s Anna. Before we start the show today, I want …
An international team of astronomers on Wednesday unveiled the most compelling evidence to date that dark energy — a mysterious phenomenon pushing our universe to expand ever faster — is not a constant force of nature but one that ebbs and flows through cosmic time. Dark energy, the new measurement …
A private company is aiming to heave a microwave oven-size spacecraft toward an asteroid later this week, its goal to kick off a future where precious metals are mined around the solar system to create vast fortunes on Earth. “If this works out, this will probably be the biggest business …
Elon Musk’s role as President Trump’s cost-cutting czar and his immersion in right-wing politics appears to be diverting his attention from Tesla at a perilous moment for the electric car company. Tesla’s car sales fell 1 percent last year even as the global market for electric vehicles grew 25 percent. …
The National Academies of Sciences, Engineering and Medicine is an independent, 162-year-old nongovernmental agency tasked with investigating and reporting on a wide range of subjects. In recent years, diversity, equity and inclusion — collectively known as D.E.I. — have been central to its agenda. But the Academies’ priorities changed abruptly …
The foundational building block for Jeff Bezos’ space dreams is finally ready to launch. A New Glenn rocket — built by Blue Origin, the rocket company that Mr. Bezos started nearly a quarter century ago — is sitting on a launchpad at Cape Canaveral Space Force Station in Florida. It …