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3 articles from PhysOrg

'Gangotri wave' connecting two of Milky Way's spiral arms discovered

A team of researchers from Germany, France and the U.K. has discovered a long thin filament of dense gas connecting two of the Milky Way galaxy's spiral arms. In their paper published in The Astrophysical Journal Letters, the group describes their work studying carbon monoxide gas in the galaxy.

A 3D ink made of living cells for creating living structures

A team of researchers from Harvard University and Brigham and Women's Hospital, Harvard Medical School, has developed a type of living ink that can be used to print living materials. In their paper published in the journal Nature Communications, the group describes how they made their ink and possible uses for it.

Giving male Bornean rock frogs testosterone found to exaggerate their kicking gestures

A team of researchers from Brown University, the University of Vienna and Smith College has found that giving male Bornean rock frogs testosterone pushes them to exaggerate their provocative kicking gestures. In their paper published in Proceedings of the Royal Society B, the group suggests their experiments show that the kicking gesture evolved as a means to intimidate other males by taking...