Expert Voices: Op-Ed & Insights

Why are scientists trying to grow organs at the International Space Station? People live on Earth not in zero-gravity. A stem cell expert explains why it is useful to do these experiments in space.

We don't just copy the behavior of people around us. We also copy their minds.

Americans increasingly exist in highly polarized, informationally insulated ideological communities, allowing them to dismiss scientific facts about coronavirus.

Mathematical physicist proposed making 'black hole bombs.'

Thick ice isolates a hidden ocean cavity from the furious winds and freezing air temperatures of Antarctica. But nothing stops the tides.

A massive dust plume from the Saharan desert will make sunsets especially stunning in the U.S.

People are turning to quarantine bubbles as a way to see friends and family while limiting the risk from the coronavirus. Research shows that this can work, but it's not easy to be in a quaranteam.

Atmospheric scientists sampled the most pristine air on Earth, just above the Southern Ocean. They found some surprises.

Think back to life before stay-at-home orders. Does it feel like just yesterday or ages ago? Here's how the pandemic upended our perception of time.

About 80% of COVID-19 cases can be traced to just 20% of those infected with the novel coronavirus, epidemiologists have found.

Rattlesnakes are threatened in British Columbia in Canada, and many populations are declining at alarming rates.

Tear gas refers to a group of chemical irritants that can be used to control or disperse crowds.

Scientists just found the universe's missing baryon matter hiding in the cosmos.

Christopher Havens came upon his love of math while in solitary confinement. A decade later, he published a paper on number theory in a top mathematics journal.

Bats carry a lot of viruses, some of which make people sick. So why don't bats get sick from these pathogens?

As your state or county reopens, here's what to consider to stay safe from the coronavirus.

Here's a look at some of the amazing astronomical discoveries from ancient Greece. But almost as interesting as what they knew, however, is what they did not know.

Mothers love to be with their children on Mother's Day, but this year, things might be different. A physician walks you through some questions to consider as you decide whether such a visit is safe.