In the Dec. 23 & Jan. 6 SN: Our top stories of 2017, grounded pterosaur hatchlings, protectors of the Dead Sea Scrolls, a counterintuitive metamaterial, neutron star sizing, arrow of time reversed, E. coli in flour and more.
SAY YES TO THE MESS A new type of spiral wave has a disordered center. For the first time, a spiral wave chimera (shown in 3-D in a computer simulation) has been created in a laboratory.
Jan F. Totz
CRASH AND WAVE In a galaxy 130 million light-years away, two neutron stars collided. This year, in the first detection of its kind, observatories caught the resulting gravitational waves and light show (illustrated).
NSF, LIGO, Sonoma State Univ., A. Simonnet
VORTEX FOUND Newly observed swirls of electric current in a high-temperature superconductor (shown in an artist’s conception) may indicate that the unusual material fits within the standard theoretical picture.