Joe Biden has advanced prostate cancer with a Gleason score of 9. What does this mean? https://buff.ly/w6kiJE3

Trump’s lifting of Syria sanctions is a win for Turkey, too – pointing to outsized role middle powers can play in regional affairs https://buff.ly/y8vSk5r

Cutting HIV aid means undercutting US foreign and economic interests − Nigeria shows the human costs https://buff.ly/m6m8V9i

How does hail grow to the size of golf balls and even grapefruit? The science behind this destructive weather phenomenon https://buff.ly/81e6Kb5

Love them or hate them, roundabouts are safer than traffic signals and stop signs.

The Conversation

What are roundabouts? A transportation engineer explains the safety benefits of these circular intersections

Whether you call them rotaries, traffic circles or roundabouts, they offer a safer alternative to the four-way stop. But the modern roundabout has ...

Miami researchers are testing a textured seawall designed to hold back water and create a home for marine organisms

Hate speech and the proliferation of extremism online have a chilling effect on online speech through intimidation and fear. A philosophy professor explains how restrictions on hate speech can support #freespeech rather than undermining it. https://buff.ly/0MKbF7u Michael Gregory, Clemson University

Why don’t humans have fur? It’s not that we lost the genes—out bodies have just switched them off. How evolution, sweat and survival shaped our relative hairlessness.

#Gratitude won’t erase the hard stuff—but it can help you hold onto the good. Science says it’s one of the simplest ways to boost well-being. From quick lists to heartfelt thank-you notes, a social psychologist shares how to spot the good. Got your own gratitude habits?

“Why did I keep this?” A psychologist explains that while severe hoarding can be disruptive, many people struggle with #clutter without qualifying as hoarders. https://buff.ly/4iitNPZ #hoarding