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Les scientifiques créent des balles de lumière !
Un faisceau lumineux peut être super puissant, mais a la fâcheuse tendance à se disperser et perdre le focus sur la distance. Les balles sont en revanche parfaites pour viser une cible lointaine...
http://www.gizmodo.fr/2013/11/13/scientifiques-balles-de-lumiere.html
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Scientists create light bullets for high-intensity optical applications
Nov 12, Physics/Optics & Photonics Compared to two types of Gaussian beams (EEGB and ECGB), the ring-Airy wavepacket has a more precisely focused shape, appearing as a 'light bullet.' The wavepacket
http://m.phys.org/news/2013-11-scientists-bullets-high-intensity-optical-applications.html