A study of spiral patterns found in galaxies like our Milky Way could overturn the theory of how the spiral arm features form and evolve. Since 1960s, the most widely accepted explanation has been ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 106, No. 26 (Jun. 30, 2009), pp. 10499-10504 (6 pages) Nacre is an exquisitely structured biocomposite of the ...

Start by cutting your chosen material into manageable lengths. Use a sturdy base like a wooden frame or canvas to attach ...

The latest image from the Hubble Space Telescope turns a distant spiral galaxy into a laboratory for extreme weather in space ...

Map of material distribution in the disk around protostar G358-MM1. The white “+” marks the location of the protostar. The contour lines indicate signal strength. The colors represent the ...

Rippling egg: vortex-like waves spread out on the cell membrane of a starfish egg. (Courtesy: Nikta Fakhri and colleagues/MIT) Ripples that appear on the surfaces of newly fertilized eggs closely ...

A logarithmic spiral with a diameter of 500 μm, approximately half the diameter of a sewing needle. Curiosity about a mistake that left tiny dots on a germanium wafer with evaporated metal films led ...

Six spectacular spiral galaxies are seen in a clear new light in images from the European Southern Observatory’s (ESO) Very Large Telescope (VLT) at the Paranal Observatory in Chile. The pictures were ...