Avi Loeb connects archaeological history, planetary limits and interstellar research to examine how scientific exploration could shape humanity’s long-term transition beyond Earth.

As evidence continues to mount that the mysterious object with interstellar origins currently speeding toward the inner solar system at a breakneck speed is a comet, not everybody's convinced quite ...

Where are all the aliens? No, I don’t mean microbes on Mars or creatures swimming beneath the ice crusts of Europa or Enceladus, but honest-to-God intelligent aliens, capable of space travel? The ...

CC0 Usage Conditions ApplyClick for more information. Globular star clusters are extraordinary in almost every way. They’re densely packed, holding a million stars in a ball only about 100 light-years ...