News
- Humans
Oldest human DNA narrows time of Neandertal hookups
A 45,000-year-old Siberian bone provides genetic clues about the timing of interbreeding between ancient humans and Neandertals.
- Physics
Magnetic detector identifies single protons
An MRI-like machine can scan an individual proton, raising prospects that a similar technique could eventually image biological molecules one by one.
- Environment
Engineered plants demolish toxic waste
With help from bacteria, plants could one day clean up polluted sites.
- Physics
Perfect fluid of electrons may flow inside superconductor
Understanding superconductors’ viscosity could help inspire scientists to find ways to improve the electric power grid.
