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Six months have passed since a magnitude 7.1 earthquake struck Mexico City, toppling 40 buildings and killing over 300, but the memory remains fresh. Condemned structures dot many neighborhoods, their facades crumbling. And after an earthquake 225 miles away in Oaxaca state shook the capital city again on Feb. 16, 2018, the...

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Seis meses han pasado desde que un sismo de magnitud 7.1 sacudió a la Ciudad de México. Al menos 40 edificios colapsaron y más de 300 personas murieron. Pero los recuerdos aún están frescos: hay estructuras dañadas en muchas de las colonias de la ciudad, con fachadas que se desmoronan un...

On March 17, people around the world will celebrate St. Patrick’s Day by parading in green hats, sporting images of shamrocks and leprechauns – tiny, grinning, fairy men – pinned to their lapels. Patrick’s picture will adorn greeting cards: an aged, bearded bishop in flowing robes, grasping a...

In the wake of mass shootings and other tragedies, a frequent refrain is: Why don’t we get those dangerous people off the streets? And, just as frequently, people suggest that mental health treatment is the answer.

Y...

In scenes unprecedented in previous school shootings, the past few weeks have been marked by students taking to the streets, to the media, to corporations and elected officials in protest over gun practices and policies.

Responses to...

“Everyone seems to have become Hitler.”

Historian Gavriel D. Rosenfeld wrote these words in his study of how the Nazi past has become a recurring theme in contemporary culture – to the point of almost becoming trivial. What is...

When I was teaching mathematics in the 90s, before the internet, I had a book of “women mathematicians.” This was helpful for sharing inspirational stories with my middle school students, but there were just six women in this short book.

These days, we have the...

The annual college basketball spectacle known as March Madness has arrived.

Millions of people will tune in to the three-week tournament to see who’s the best team in the U.S. And millions more will...

Archaeology reveals that humans started wearing clothes some 170,000 years ago, very close to the second-to-last ice age. Even now, though, most modern humans wear clothes that are only barely different from those earliest garments. But that’s about to...

When our recent studymet significantskepticism, we weren’t surprised. After all, we ourselves remained skeptical of what we were seeing throughout our investigation. But repeated and varied experiments convinced us our conclusions were correct: New brain cells...