Research suggests that consciousness could extend far beyond just humans—every cellular creature in the universe, no matter how big or small, could be conscious, too. Studies show that single-cell ...

Around 1.7 billion years ago, eukaryotes—the building blocks of complex life—first appeared on Earth, and now scientists have ...

Biological tissues exhibit two contradictory properties: they have a robust architecture that is required for their maintenance and resistance to stress, and they can be extensively remodelled during ...

The Editorial Board of the Proceedings of the National Academy of Sciences (PNAS) has selected six papers published by PNAS in 2025 to receive the Cozzarelli Prize, an award that recognizes ...

Eukaryotes—the building blocks of complex life—appeared on Earth 1.7 billion years ago, and now scientists have solved a ...

The origin of the nucleus remains hotly debated among scientists, but new imaging and genomic data are shedding light on this billion-year-old mystery.