Physics and Math
‘Groups’ Underpin Modern Math. Here’s How They Work
What do the integers have in common with the symmetries of a triangle? In the 19th century, mathematicians invented groups as an answer to this question.
Breaking the Law
Stephen Hawking Was Wrong—Extremal Black Holes Are Possible
Secrets of the Universe
The Biggest Controversy in Cosmology Just Got Bigger
Exceptions to the Rule
‘Gem’ of a Proof Breaks 80-Year-Old Record, Offers New Insights Into Prime Numbers
Attractive Proposition
Uncovering Magnetism’s Mysterious Role in the Galaxy
Dot Physics
How to Run on the Moon
Oracular Pronouncements
Cryptographers Are Discovering New Rules for Quantum Encryption
History of Time