Steffan Hacker

Not knowing when you’ll eat next isn’t the same as hunger, and the consequences can be very serious

With a little scientific trickery, the same pathogen that causes a disease can end up protecting us against it

The mortal terror that helped our ancestors survive lives on in us, even though the threats they faced are mostly long gone

The lowdown on a commonly misunderstood nutrient that has surprising benefits

The Japanese style of animation is distinguished by jerky motions and big eyes—and complex, sometimes ill-fated characters

Seizures are a lot like what happens when a car’s brake pedal doesn’t work anymore, says Tufts expert

Anthropologist Nick Seaver explains that attention isn’t just something that is ours to have or lose, it also reflects society’s values

There’s local and general—and they work very differently

A Tufts assistant professor of biomedical engineering explains how they start and how they can migrate