Tag Archives: organisms

Image of an Arctic diatom, showing the actin filaments that run down its middle and enable its skating motion. Credit: Prakash Lab Beneath the Arctic’s frozen surface, tiny algae are defying the rules of biology. Their survival strategy not only redefines the limits of life but also raises urgent questions about ecosystems disappearing with the melting Arctic. Dormant No More: …

For some three billion years, unicellular organisms ruled Earth. Then, around one billion years ago, a new chapter of life began. Early attempts at team living began to stick, paving the way for the evolution of complex organisms, including animals, plants and fungi. Across all known life, the move to multicellularity happened at least 40 times, suggests one study1. But, …