Nature4d
Chemists make ‘impossible’ molecules that break 100-year-old bonding rule
This resulted in a molecule that had the telltale ABO double-carbon bond. When the researchers added various trapping agents ...
Philly’s largest condo building just underwent major renovations. Here’s how condos in their 60s are keeping up with newer ones.
The Philadelphian, completed in 1963, is wrapping up $18 million in renovations. Philly condo buildings constructed decades ...