Even if we can change a memory, should we? It’s a profound question. It’s about the core of humanity. At times, science can reduce us to machines. Under the hood, we have the same parts, more or less. The neurochemicals that fuel the brain, including the creation and recall of memories, work pretty much the […]

There once was a cosmic seed that sprouted the Milky Way galaxy. Astronomers have discovered its last surviving remnants.

AI-powered chatbots get science facts basically right, but their reasoning is still shallow.

Cosmologists are using secondary signatures from the cosmic microwave background to map the universe’s hidden matter.

A positive spin on our past can help inure us against pain.

Without some downtime, artificial neural networks become catastrophically forgetful.

A spotlight on the personal life of the trailblazing philosopher.

James Dewar, the creator of cordite, likely helped win World War I. But why never a Nobel?

One question for Matt Killingsworth, a psychologist at the University of Pennsylvania.

An artwork, sculpted with science, defines our times.