A thin crescent moon and dark skies could give watchers a clear view of this astronomical event
Can a Buried Time Capsule Beat Earth’s Geology and Deep Time?
A ridiculous but instructive thought experiment involving deep time, plate tectonics, erosion and the slow death of the sun
How to Send a Message to Future Civilizations
When written knowledge is more ephemeral than ever, how can we pass on what’s important?
Nuclear-Waste Arks Are a Bold Experiment in Protecting Future Generations
Designing nuclear-waste repositories is part engineering, part anthropology—and part mythmaking
Does Information Ever Really Disappear? Physics Has an Answer
Black holes and quantum mechanics present a paradox about the preservation of information
How Forbes Sent E-mails to the Future—And What Happened 20 Years Later
Twenty years ago Forbes.com sent hundreds of thousands of messages to the future. Here’s what happened next
How Influential People Map Their Social World
The same brain areas that help us map physical space help us chart social connections, and the best relationship cartographers have most clout
How Technology and Friendship Preserved a 20-Year E-mail Time Capsule
Scientific American’s editor in chief David M. Ewalt reflects on a 20-year experiment in e-mailing the future
Scientists Create 3.3 Trillion Degree Particle Soup to Mimic the Universe Just after the Big Bang
Quark-gluon plasma, a bizarre state of matter that mimics the early cosmos, is the hottest thing ever made on Earth
Life Expectancy with Type 1 Diabetes Varies Dramatically by Nation
People with this autoimmune disease face much shorter life expectancies in lower-income nations.