Analysis of viral DNA from human remains suggests that the transatlantic slave trade may have introduced new pathogens contributed to devastating disease outbreaks in colonial Mexico.

Aircraft do not fly through a vacuum, but through an atmosphere whosemeteorological characteristics are changing because of global warming. The impacts of aviation on climate change have long been recognised, but the impacts of climate change on aviation have only recently begun to emerge. These impacts include intensified turbulence and increased take-off weight restrictions. Here we investiga...

Internet has undone what Columbus discovered 500 years ago: It has made the earth flat once again. —Daniel Lynch quoted in The Unpredictable Certainty 1 W hy do we need global virtual environ-ments? Consider: Our world is entering an age where our current understanding of telecommunications and graphics computing is constantly challenged. For instance, the universal advancement of network and g...

Funding This work was supported by the European Union (EU FP6-2005-LIFESCIHEALTH-6; STREP contract number 037631; J.A.K. and M.M.M.) and has been partially funded by Fondation LeDucq (Transatlantic Network, 2009-2014, M.M.M.) N.Z. is supported by a Career Development Award from the Human Frontier Science Program Organization and by a VIDI grant from the Netherlands Organization for Scientific R...