Seen edge on, the Milky Way’s middle sports a double bump. ESO/NASA/JPL-Caltech/M. Kornmesser/R. Hurt
Astronomy and astrophysics
Research Highlights
Selections from the scientific literature by Nature's news team
- Volume 551
- Issue 7681
The sea squirt Ecteinascidia turbinata harbours a bacterium that helped to make a new antibiotic. Credit: Josie B. Ruiz/NPL
A stack of two graphene sheets, each composed of a layer of carbon atoms, can host electron combinations called excitons. Laguna Design/SPL
Materials science
Double sheets of carbon atoms coaxed to produce excitons
An earthquake centred in the Zagros Mountains toppled a building in Darbandikhan, Iraq. AP/REX/Shutterstock
Chimpanzees seem to take their listeners’ knowledge into account. Fiona Rogers/Getty
Animal behaviour
Chimps give extra warning to buddies unaware of danger
Two planets orbiting the Kepler-9 star (artist's illustration) have matching masses, a pattern found in other planetary systems as well. Credit: NASA/Ames/JPL-Caltech
Astronomy and astrophysics
Multi-planet systems come to order
A female acorn woodpecker (Melanerpes formicivorus) peers out of a nest cavity in California. Norbert Wu/Minden Pictures/Getty
Animal behaviour
How the early bird combats climate change
By tagging specific proteins in red and green, researchers have shown that miniature liver tumours assembled in the lab have much in common with their parent tumours. L. Broutier et al./Nature Med.
