Science & Technology
Speciation Is More Complicated Than Darwin Could Have Imagined
Research in butterflies reveals how genes flow among species—and lead to tangled genetic trees
by Bennett McIntosh
The Science of Sex
Historian and philosopher Sarah Richardson interrogates the science of sex and gender.
by Bennett McIntosh
William Kaelin Wins Nobel Prize in Physiology or Medicine
Kaelin is the forty-ninth Harvard faculty member to win the Nobel.
Is Climate Change Ruining Fall?
Fewer cold nights could mean muted displays of fall color.
by Marina N. Bolotnikova
Mitrovica Named a MacArthur Fellow
The geophysicist has pioneered the understanding that sea-level rise around the globe will vary significantly depending on crustal dynamics and gravitational forces.
by Jonathan Shaw
Neural-Network Pioneer Yann LeCun on AI and Physics
The physics department confers its Loeb lectureship on an influential non-physicist.
by Drew Pendergrass
There’s (Still) No Gay Gene
Genes seem to play a role in determining sexual orientation, but it’s small, uncertain, and complicated.
by Bennett McIntosh
Scholars Advocate “Managed Retreat”—Before Climate Change Sinks Coastlines
The question is no longer if, but when and how.
by Lydialyle Gibson
Crows Know How to Have Fun
Surprising research about highly adept birds making and using tools
by Marina N. Bolotnikova
From the Archives: The Talent for Aging Well
George E. Vaillant's generational research on Harvard men unveils the differences that distinguish the "happy-well" from the "sad-sick" in later life.
by Craig Lambert