Why are rubies red and emeralds green? Their colors come from the same metal in their atomic structu
Even though emeralds and rubies are very different colors, they both have the same secret ingredient in their atomic structure.
Even though emeralds and rubies are very different colors, they both have the same secret ingredient in their atomic structure.
Talk of the Trump administration closing USAID, the largest provider of food assistance, has sparked concerns on how it…
Elite athletes are known to be tough-minded. Research reveals openness is also a key personality trait, one that allows…
This is not the first time that Trump or someone close to him has been accused of sending fascist messages. Nor even is…
President Donald Trump feels kinship with former President Andrew Jackson. But a presidential historian says that Jackson…
Presidents often come into office with a blueprint to transform government. Project 2025 – assembled by Trump allies –…
Affordable housing is a challenge for rural America, too.
Cities across the normally wet Northeast scrambled to reduce water use amid a 2024 drought. It was a reminder that drought…
Trump isn’t alone in using tariffs, travel bans and sanctions to make countries play ball on deportations. But the other…
Portraits of enslaved people from the 19th century are unusual. But a Connecticut artist named William H. Townsend decided…
Sharks have ruled the Earth’s oceans for 400 million years. Recent research on fossil shark teeth has discovered an innovative…
Black doesn’t appear in the visible spectrum of electromagnetic radiation. So why do we still see it?