Ever wonder what the hardest wood in the world is? A professional woodworker explains the Janka scale and how wood hardness is measured.

Cathie Wood, chief of Ark Investment Management, frequently buys big-name technology stocks, especially the megacaps. That’s what she has done this week. The megacaps can provide ballast to Ark ...

"The wood is nice and solid -- you could probably make a piece of furniture out of it," Zeng noted. Understanding the unique environmental factors that kept that ancient log in mint condition ...

“This accidental discovery really gave a critical data point,” said Ning Zeng, a University of Maryland climate scientist whose team unearthed the ancient chunk of wood. “It’s a single ...

He and his colleagues were digging a trench in the Canadian province of Quebec, one that they planned to fill with 35 metric tons of wood, cover with clay soil, and let sit for nine years.