If lateral gene transfer is rampant throughout life, the universal tree of life becomes a matter of philosophical preference, not empirical demonstration.
“Eat me!” cries a cell to other cells. But biochemists know it is for the greater good.
Dominic Halsmer describes signs of engineering he sees in nature, and explains some of the ways the universe appears strikingly bio-friendly.
Membrane repair would have been necessary for the existence of the first cell. By what miracles did it arise?
Researchers show that the hand can reveal information as infrared light, which can be manipulated in multiple ways for encryption, illumination, and design.