AFTER a 45-minute walk on Saturday (AEST), Barack Obama made a fateful decision that none of his top national security advisers saw coming: to seek congressional authorisation before taking military action in Syria
- Wall Street Journal, September 2
Three Generations in E7
-
It’s long been a mystery why there are 3 generations of quarks and leptons:
three sets of particles, apparently identical except for how they interact
with...
1 hour ago
No comments:
Post a Comment