Three years into the pandemic, how the virus impacts people’s health can still be mysterious. Why, for example, is it that some end up on ventilators and others get by with a scratchy throat or no symptoms at all? Answers are emerging from scientists who looked beyond the spiky orb to the human side of the equation—and their discoveries are changing the way we think about any infectious disease.
Vaccines give us lifetime protection us against polio, measles, and smallpox. Why can’t they do the same for COVID, HIV, and the flu? Biologist Pamela J. Bjorkman has a promising new strategy.
Where does human vision start: in the brain or in the retina? Neuroscientists aren’t so sure. And increasingly, what they’re learning about visual perception raises much larger questions, including what it means to be human.
Where does human vision start: in the brain or in the retina? Neuroscientists aren’t so sure. And increasingly, what they’re learning about visual perception raises much larger questions, including what it means to be human.
What if the tool needed to move science forward doesn’t yet exist? Here are gadgets and techniques born from improvisation that made impossible experiments possible.
What if the tool needed to move science forward doesn’t yet exist? Here are gadgets and techniques born from improvisation that made impossible experiments possible.