People on TikTok tend to follow accounts that align with their own political beliefs, meaning the platform is creating political echo chambers among its users. These findings, from a study my collaborators, Yanlin Li[1] and Homero Gil de Zúñiga[2], and I[3] published in the academic journal New Media & Society[4], show that people mostly...
I was preparing for my early morning class back in January 2025 when I received a notice regarding an asteroid called 2024 YR4[1]. It said the probability it could hit Earth was unusually high.
As defending Earth from unexpected intruders such as asteroids is part of my expertise[2], I immediately started receiving questions from my...
Mitochondria have primarily been known as the energy-producing components[1] of cells. But scientists are increasingly discovering[2] that these small organelles do much more than just power cells. They are also involved in immune functions such as controlling inflammation[3], regulating cell death[4] and responding to infections[5].
Research from...
The United States is trying to decouple its economy from rivals like China. Efforts toward this include policymakers raising tariffs[1] on Chinese goods, blocking exports[2] of advanced technology and offering subsidies[3] to boost American manufacturing. The goal is to reduce reliance on China for critical products in hopes that this will also...