On the universal curve, performance climbs steadily as organisms warm until they reach an optimal temperature where activity ...

1556 ET – The Treasury yield curve flattened a bit to start the week as the 10-year Treasury yield fell by about 3 basis points, while the 2-year yield ticked lower by less than 1. Futures-market bets ...

A version of this story appears in the September 2020 issue of National Geographic magazine. Philadelphia detected its first case of a deadly, fast-spreading strain of influenza on September 17, 1918.

U.S. Treasury yields swung sharply on Thursday as investors reacted to newly released, backdated labor market data. Yields initially were higher in early trading, then moved lower once the revised ...

Compared to the pandemic-era record lows observed just a few years ago, mortgage rates feel uncomfortably high. But when someone points out that mortgages are still painfully expensive right now, a ...

Electronic vital sign monitors have been common in hospitals for more than 40 years. On TV or in movies, they start making noises, and doctors and nurses come running, yelling things like “stat!” If ...