Growing a microgarden
Chemistry World: This beautiful flower hasn’t grown in a field or a greenhouse, but has instead grown out of a solution of barium chloride and sodium metasilicate. Joanna Aizenberg’s lab at Harvard University in the US has been working to create microstructured…
Photo: Wim Noorduin, Harvard University
‘Brainbow’ Imaging Gets Upgraded
Bioscience Technology: The breakthrough technique that allowed scientists to obtain one-of-a-kind, colorful images of the myriad connections in the brain and nervous system is about to get a significant upgrade. A group of Harvard researchers, led by Joshua Sanes, the Jeff C….
Photo: Harvard University
X-ray tomography on a living frog embryo
PhysOrg: Classical X-ray radiographs provide information about internal, absorptive structures of organisms such as bones. Alternatively, X-rays can also image soft tissues throughout early embryonic development of vertebrates. Related to this, a new X-ray method was presented recently in a Nature…
Photo: Alexey Ershov/KIT
First direct proof of Hofstadter butterfly fractal observed in moiré superlattices
Science Daily: The study, which focused on moiré-patterned graphene, is published in the May 15, 2013, Advance Online Publication (AOP) of Nature. First predicted by American physicist Douglas Hofstadter in 1976, the Hofstadter butterfly emerges when electrons are confined to a two-dimensional…
Photo: Columbia Engineering
Nano-breakthrough: Solving the case of the herringbone crystal
R&D Mag: Leading nanoscientists created beautiful, tiled patterns with flat nanocrystals, but they were left with a mystery: Why did some sets of crystals arrange themselves in an alternating, herringbone style? To find out, they turned to experts in computer simulation…
Photo: Xingchen Ye, University of Pennsylvania
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