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Evolution6388 articles archived since 1845

Dragonflies Outmigrate Butterflies

Globe skimmer dragonflies migrate more than 15,000 kilometers, breeding with the locals as they travel and creating an interrelated global population. A dragonfly from Japan may have more in common with Guyanese dragonflies, genetically speaking, than its own Japanese cousins.

3 hours ago — Leila Falls and Christopher Intagliata

The Bowling Ball That Invaded Earth

Former Scientific American editor Mark Alpert talks about his latest science fiction thriller, The Orion Plan, featuring the method whereby aliens most likely really would colonize our planet.
 

21 hours ago — Mark Alpert and Steve Mirsky

Male Lemurs Are Masters of Musk

Lemurs sometimes mix their smelly secretions to produce a bouquet of stank—which may boost the perfume’s staying power. Karen Hopkin reports.

May 4, 2016 — Karen Hopkin

This Plant Bleeds Nectar to Attract Help

When a species of nightshade is injured by hungry beetles, it produces sugary nectar at the wound site. The nectar attracts ants that then keep the beetles at bay.   

April 26, 2016 — Cynthia Graber