Leonardo da Vinci’s sketch of a tree illustrates the principle that combined thickness is preserved at different stages of ramification.

The scale invariance in branch diameter dictates how much smaller a limb should be as it branches and how much investment a ...

Dec. 27, 1917 Next cometh the income tax. The bars have been let down and all single persons must pay tax on year incomes exceeding $1,000 and all married people who have incomes in ...

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The homeowners associations (HOAs) were initially established to help run and manage neighborhoods. However, with time they ...

From white wedding dresses to Christmas trees, Victoria’s personal choices became global trends—long before the age of social ...

We’ve all watched in horror as firestorms tore through Los Angeles neighborhoods. In San Diego, efforts are underway to prevent a similar tragedy. KPBS reporter John Carroll explains how one ...

Christmas retail sales slump after Reeves’s record tax raid Rachel Reeves faces a £20bn black hole in the public finances due to soaring interest rates and crumbling economic growth ...

Altadena’s 104-year holiday lighting tradition known as Christmas Tree Lane escaped damage from the fire despite a torrent of embers coming down on its historic deodar cedars. • Fierce Santa ...

Dominic Field aka The Wiggles' Tree of Wisdom joined BBC Newsday, busting out his best dance moves to close the show. Created in 1991, the Australian children's music group has become an ...

Lucy Holliday Father Christmas arrived for the reception during Lucy and Lee Holliday's wedding A decorated tree and sleigh greeted guests at the entrance to the country house which had holly ...