A mathematician explains the concept of infinity during an elevator ride
An astrophysicist explains the concept of "time dilation"—basically, why time is weird in space—in the time it takes an elevator to climb and descend 45 stories.
An astrophysicist explains the concept of "time dilation"—basically, why time is weird in space—in the time it takes an elevator to climb and descend 45 stories.
A US health panel has requested more data before deciding how and whether to resume use of Johnson & Johnson's Covid vaccine. / Reuters The CDC has found that keeping the middle seats open on airlines could limit passengers' Covid exposure by a third. / BuzzFeed News Health investigators
Despite seeming out of step with the rest of Aphex Twin's catalog, the classically inspired "Avril 14th"—which turns 20 this year—has become practically career defining.
The United States, European Union, and South Africa pause the Johnson & Johnson rollout—a relatively common event in the world of vaccines. / ABC News, Quartz Joan Walsh: Anyone worried that the pause may sow vaccine hesitancy should be more concerned about how ignoring medical issues provides grist for the
Federal authorities recommend states pause use of the Johnson & Johnson Covid vaccine while investigators try to find out what caused clotting problems. / STAT Biden has yet to make good on his plan to raise the annual refugee cap above Trump's historically low 15,000. / The Washington Post
Intricately undulating bars of light in a kinetic sculpture by Scale Collective. via Colossal
India produces most of the world's vaccine doses but its own vaccination drive appears to be struggling. / BBC News Covid-19 is fueling a "Zoom-boom" in face-lifts and lip-plumping. Meanwhile, beauty filters are said to be changing the way that young girls see
Parts of the United States may be close to meeting demand for the coronavirus vaccine—well before the country has reached herd immunity. / Axios Countries around the world hit new records for virus cases and deaths. / The Associated Press Scientists work toward an elusive dream: a simple pill to treat
In March, US authorities took 172,331 migrants into custody at the Mexico border—the most people in nearly two decades, including a record number of unaccompanied minors. / The Washington Post Biden announces steps to curb gun violence, including regulations on untraceable guns and allowing law enforcement to remove guns
Scientists and researchers call for a new investigation—with or without China's participation—into the origins of Covid-19. / US World & News Report Six months after being diagnosed with Covid, one in three patients experiences a psychiatric or neurological illness. / STAT See also: Your Nespresso pods can