Twigstats has also revealed northward migration patterns preceding the Viking Age (c. 800–1050 CE). Central European ancestry began appearing in Scandinavia between 300 and 800 CE, suggesting a ...

Aid projects were designed to help Central Americans withstand extreme weather at home. Their end could undercut Trump’s goal ...

Migration diplomacy has been in the foreign policy playbook of previous U.S. presidents, as well as the European Union and ...

The findings challenge previous assumptions about butterfly migration and highlight the role of phenotypic plasticity.