Singapore now has the world’s most powerful passport, according to Arton Capital’s Passport Index, with its 3.4 million holders able to visit 159 countries without a visa or with a visa on arrival. Other Asian countries in the top 20 include South Korea, Japan and Malaysia. Western European countries, which used to offer maximum mobility, […]
The Texas Petawatt Laser at the University of Texas is the most powerful laser in the world, producing over 1 petawatt of power for a tenth of a trillionth of a second. It is used to replicate extreme conditions and study how matter behaves. The laser can even produce antimatter. As of January 2009, the […]
