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 ...
Polyethyleneimines (PEIs) are extensively researched as non-viral vectors for gene and medication delivery because of their capacity to condense nucleic acids into nanoparticles known as polyplexes. 1 ...
NASA probed an asteroid and found an ancient repository of ingredients for life. The findings, published in two papers in the journals Nature and Nature Astronomy on Wednesday, point to a missing link ...