American Conifer Society - Our reference garden at Temple University got hit badly by a tornado generated by Hurricane Ida. Read about it here: https://conifersociety.org/conifers/reference-gardens/ambler-arboretum-of-temple-university/ | Facebook
![Microengineered poly(HEMA) hydrogels for wearable contact lens biosensing - Lab on a Chip (RSC Publishing) DOI:10.1039/D0LC00446D Microengineered poly(HEMA) hydrogels for wearable contact lens biosensing - Lab on a Chip (RSC Publishing) DOI:10.1039/D0LC00446D](https://pubs.rsc.org/image/article/2020/LC/d0lc00446d/d0lc00446d-f2_hi-res.gif)
Microengineered poly(HEMA) hydrogels for wearable contact lens biosensing - Lab on a Chip (RSC Publishing) DOI:10.1039/D0LC00446D
![A glossary of mineralogy . Alchemists. RiTTiNGERiTE, Zippe. Probably a com-pound of sulphide of silver and antimony,and considered by Breithaupt to be iden-tical with Xanthocone. It occurs at Joa-chimsthal in Bohemia, in A glossary of mineralogy . Alchemists. RiTTiNGERiTE, Zippe. Probably a com-pound of sulphide of silver and antimony,and considered by Breithaupt to be iden-tical with Xanthocone. It occurs at Joa-chimsthal in Bohemia, in](https://c8.alamy.com/comp/2AJ2PEW/a-glossary-of-mineralogy-alchemists-rittingerite-zippe-probably-a-com-pound-of-sulphide-of-silver-and-antimonyand-considered-by-breithaupt-to-be-iden-tical-with-xanthocone-it-occurs-at-joa-chimsthal-in-bohemia-in-small-rhombictables-with-replaced-basal-edges-colouriron-black-of-crystals-brownish-black!ti-anslucent-and-varying-from-dull-honey-yellow-to-hyacinth-red-when-viewed-bytransmitted-light-in-the-direction-of-theaxis-lustre-metallic-adamantine-streakorange-yellow-brittle-h-1-5-to-3-name-after-rittinger-an-austrianofficer-of-mines-rochlaudite-see-serpentine-rock-2AJ2PEW.jpg)
A glossary of mineralogy . Alchemists. RiTTiNGERiTE, Zippe. Probably a com-pound of sulphide of silver and antimony,and considered by Breithaupt to be iden-tical with Xanthocone. It occurs at Joa-chimsthal in Bohemia, in
![The Exiles on Twitter: "New scabbard and grip made by fellow Exile Matt Mears for my XVa longsword. Superb work. #HEMA #Fiore #fioredeiliberi #longsword #longswordfencing #sword #fencing #scabbard #leatherwork #medievalsword https://t.co/tNdT3AK4Pp" / The Exiles on Twitter: "New scabbard and grip made by fellow Exile Matt Mears for my XVa longsword. Superb work. #HEMA #Fiore #fioredeiliberi #longsword #longswordfencing #sword #fencing #scabbard #leatherwork #medievalsword https://t.co/tNdT3AK4Pp" /](https://pbs.twimg.com/media/EFtDUIAXoAU31fH.jpg:large)
The Exiles on Twitter: "New scabbard and grip made by fellow Exile Matt Mears for my XVa longsword. Superb work. #HEMA #Fiore #fioredeiliberi #longsword #longswordfencing #sword #fencing #scabbard #leatherwork #medievalsword https://t.co/tNdT3AK4Pp" /
![Transmission spectra of custom poly-HEMA contact lenses cross-linked... | Download Scientific Diagram Transmission spectra of custom poly-HEMA contact lenses cross-linked... | Download Scientific Diagram](https://www.researchgate.net/profile/Mohamed-Elsherif/publication/337910247/figure/fig5/AS:976582902554626@1609846916703/Transmission-spectra-of-custom-poly-HEMA-contact-lenses-cross-linked-with-anthocyanin_Q640.jpg)