https://www.smithsonianmag.com/rss/tag/migration/RSS feed for MigrationenTue, 28 Apr 2026 10:00:00 +0000https://www.smithsonianmag.com/smart-news/a-new-big-database-of-dna-from-indigenous-americans-shakes-up-scientific-theories-about-human-settlement-of-south-america-180988628/Genomic data provides evidence for a previously unknown wave of migration, with Indigenous groups living in central and southern Mexico spreading into South America and the Caribbean starting around 1,300 years agoTue, 28 Apr 2026 10:00:00 +0000https://www.smithsonianmag.com/smart-news/a-new-big-database-of-dna-from-indigenous-americans-shakes-up-scientific-theories-about-human-settlement-of-south-america-180988628/https://www.smithsonianmag.com/smart-news/watch-these-rock-climbing-fish-scale-a-50-foot-waterfall-in-the-congo-basin-the-first-known-evidence-of-this-behavior-in-africa-180988502/The tiny fish, called shellears, use microscopic hook-like growths on their fins to ascend—and they take a lot of breaks. The full climb probably takes about ten hours, according to a new studyThu, 09 Apr 2026 15:02:25 +0000https://www.smithsonianmag.com/smart-news/watch-these-rock-climbing-fish-scale-a-50-foot-waterfall-in-the-congo-basin-the-first-known-evidence-of-this-behavior-in-africa-180988502/https://www.smithsonianmag.com/science-nature/purple-martins-rely-on-human-landlords-to-provide-nest-boxes-each-spring-can-that-dynamic-last-180988478/The large swallows have nested alongside human settlements for centuries. Now, the birds' breeding success depends on caretakers who are beginning to age out of the roleFri, 03 Apr 2026 12:33:00 +0000https://www.smithsonianmag.com/science-nature/purple-martins-rely-on-human-landlords-to-provide-nest-boxes-each-spring-can-that-dynamic-last-180988478/