The Royal Thai Navy demonstrates how waves propagate along a line of men.
WorldStar HipHop has released a 40 minute mini-documentary on violence in Chicago and the young rappers who are a part of the scene surrounding it. The Field: Chicago features appearances from up-and-coming rappers such as Lil Durk, Lil Reese, King Louie, Lil Bibby, Katie Got Bandz, and more. [more inside]
Simon Mann, freed dog of war, is demanding justice. After more than five years in jail, the British mercenary is seeking vengeance on others he says were part of the failed 'Wonga Coup' – including Mark Thatcher. [previously] [more inside]
This morning millions of Southern Californians dropped, covered, and held on as part of The Great ShakeOut. The largest earthquake preparedness exercise in U.S. history simulates a 7.8 quake rocking the southland. [more inside]
Dreams: Night School Revonsuo puts it, "The primary function of negative dreams is rehearsal for similar real events, so that threat recognition and avoidance happens faster and more automatically in comparable real situations."