US politicsfromwww.theguardian.com2 weeks agoTrump and top aides refuse to rule out war with VenezuelaUS leaders refuse to rule out military action against Venezuela as Maduro orders naval escorts and sanctioned tankers reroute to avoid US interdiction.
Sciencefromwww.scientificamerican.com3 weeks agoHow Dark-Fleet Ships Use A Digital Trick to DisappearAnd How to Find ThemSpoofing of ships' AIS allows dark-fleet tankers to hide true locations, but advanced visual-tracking techniques can reveal their real coordinates.