Space
NASA Probe Snaps Stunning New Images of Dwarf Planet Ceres
Scientists think bright spots may be briny material bubbling up into a crater
The Sciences
Biology
Geneticists Hope to Unlock Secrets of Bats' Complex Sounds
Evolution
Scavenger verssu Scavenger
Evolution
Paleo Profile: The Mud Dragon
Policy & Ethics
How to Resist an Unjust Regime Nonviolently
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Dan Rather: Now, More Than Ever, We Must Stand Up for Science
The Trump administration is outlining policies that put our response to climate change in deep jeopardy and threaten to change the fundamental direction of science in the U.S.
An Open Letter from and to Female Scientists
In the aftermath of the election results, a group of women in the sciences has banded together to speak out against anti-intellectualism, inequality, sexism and discrimination
When Lions Abound, Hyenas Pick a New Menu
Crushing jaws make spotted hyenas incredibly versatile carnivores
Richard Dawkins and Other Prominent Scientists React to Trump's Win
What the election results mean for science, in gut responses from Scientific American’s Board of Advisers
How Has Stephen Hawking Lived Past 70 with ALS?
An expert on Lou Gehrig's disease explains what we know about this debilitating condition and how Hawking has beaten the odds
Beyond Resveratrol: The Anti-Aging NAD Fad
Whenever I see my 10-year-old daughter brimming over with so much energy that she jumps up in the middle of supper to run around the table, I think to myself, “those young mitochondria.” Mitochondria are our cells’ energy dynamos.
Special Report
Videos
Spiders Perform a Spooky Seduction Dance
Male jumping spiders accompany their mating dance with a drum routine, sending vibrations through the ground to tempt a female. "Lens of Time: Spider Seduction” was first published on bioGraphic © 2016, California Academy of Sciences.
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