What are the “hypersonic” missiles Russia has used in Ukraine?
Vladimir Putin calls the weapons invincible, but they may change little in the war
Editor’s note (March 10th 2023): This piece has been updated after a Russian strike with hypersonic missiles on March 9th.
Discover more
How far do Kamala Harris and Donald Trump differ on policy?
A short guide to their plans for America—which are more similar than their opposing styles suggest
SpaceX just tested its Starship. Why does that matter?
A guide to the reusable spaceship’s trip—and where it might lead for space travel
What is Kamala Harris’s record as a prosecutor?
Republicans say she was soft on crime. Progressives say she was too harsh
Can Donald Trump use songs against a musician’s will?
Many stars have complained, and some have filed lawsuits
What is the Fed’s preferred inflation measure?
The PCE gauge is broader and more dynamic than its better-known relative, the CPI
Will Taylor Swift’s endorsement of Kamala Harris matter?
Celebrity endorsements are unlikely to change voters’ minds. But they may boost turnout