Reptile teeth have long been considered simple and cheap because the animals replace them regularly. That isn't so, Komodo dragons show
Researchers are still working to understand the complicated and debilitating condition dubbed long COVID
Dogs can smell when people are stressed, and it seems to make them feel downhearted
The busy beaver function is unpredictable. But now, after more than 40 years, the fifth value of the function has been revealed
Despite progress, the long shadow of racial violence continues to undermine economic opportunities for African Americans today
The benefits of being polite to AI may include prompting better chatbot replies—and nurturing our humanity
Cocaine has been detected in sharks for the first time, but scientists aren’t sure of the impact
A 1972 law that allows states to avoid OSHA regulations for public-sector employees is undermining the nation’s first proposed worker safeguards for heat
A novel way of making superheavy elements could soon add a new row to the periodic table, allowing scientists to explore uncharted atomic realms
The U.S. and China are collaborating less on projects across scientific disciplines amid a culture of fear in both countries