These skyscraping superstars are the stalwart examples of their species Trees have many interesting features and uses, but it's perhaps their height that inspires the most reverie. Humans may have a ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

The 81.5-metre “Entandrophragma excelsum” (African mahogany) sits on one of the foothills of yet Africa’s tallest mountain. The 81.5-metre “Entandrophragma excelsum” (African mahogany) sits on one of ...

Melissa Breyer was Treehugger’s senior editorial director before moving to Martha Stewart. Her writing and photography have been featured in The New York Times, The Guardian, National Geographic, ...