Why did a drop of pitch in Dublin go viral?
Find out in the May 2014 issue of Physics World, which is out now
BICEP2's findings trigger new kind of 'inflation'
The many arXiv papers based on BICEP2's data
Earth's cousin, alien intelligence, Galileo's game and more
Excerpts from the Red Folder
How Charles Wheatstone got to see polarization
Restored machine built by Sir Charles Wheatstone reveals the principles of polarized light
Hi-tech giants eschew corporate R&D, says report
Start-ups provide crucial link between fundamental science and industry
3D printing food, 'Top 10' lists, teenage nuclear physicists and more
Excerpts from the Red Folder
Setting the standard for Brazilian materials science
How Inmetro – Brazil's standards lab – benefits from a bunker mentality
Boosting innovation in Brazil
Physics World talks to one of the bosses of the main funding agency in the country's second-largest state
Why electricity grids fail, what to do if your PhD is stolen, and what is a 'Suris tetron'?
Excerpts from the Red Folder
BOSS uses 164,000 quasars to map expanding universe
Most precise measurement made, with only 2% uncertainty
