This week in Astronomy and Physics

Three-Dimensional Invisibility Cloak at Optical Wavelengths

Variations in the Sun’s Meridional Flow over a Solar Cycle

Intense star formation within resolved compact regions in a galaxy at z = 2.3

Escape of about five per cent of Lyman-α photons from highredshift star-forming galaxies



Eliminating Turbulence in Spatially Intermittent Flows

Bi-metric theory of gravity from the non-chiral Plebanski action