Could aliens exist without DNA? Explore the complex role of DNA and its alternatives in the universe. As we uncover the ...

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...

Transposons, DNA sequences that can self-replicate and move (jump) throughout the genome, are widespread and can affect cell ...

NASA's OSIRIS-REx mission found ingredients for DNA and RNA on the asteroid Bennu. The discovery shows asteroids could seed planets with the precursors for life. It's also more evidence that life ...

All life on Earth depends on DNA—but that doesn’t mean life everywhere must follow the same blueprint. Scientists have shown that alternative genetic molecules, including RNA-based life, synthetic ...

RNA’s Surprising Role in DNA Repair New insights could lead to improved treatments for cancer and other diseases. Francesca Storici and her research team discovered a surprising role for RNA in DNA ...