Abstract: Integrated beam control and RCS reduction are becoming increasingly important for modern radar and stealth applications. This work presents a binary array antenna for simultaneously and ...

Abstract: The layout area and power consumption of a charge-scaling digital-to-analog converter (DAC) is typically dominated by the capacitor array. For a binary-weighted DAC, since the number of unit ...

Burning trees to help other trees grow? It sounds counterintuitive, but using biochar to improve soil conditions is a practice that dates back centuries. On Arbor Day 2025, Cincinnati Mayor Aftab ...

If caterpillars have munched through a lot of an oak tree’s leaves one year, then, the following spring, the tree’s buds open three days later. This delay means the caterpillars don’t have food ...

If you plant a sapling for Arbor Day, this year on April 24, or Labor Day, for that matter, you can’t just expect it to grow. It needs to be watered. Actually, it needs a good soaking. According to ...

For years, conducting an urban tree inventory was a luxury only large, highly resourced cities could afford. A new AI-based approach not only brings this capability within reach to smaller cities but ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

The greater Columbus area features over a dozen farms for cutting your own or buying precut trees. With the turkey carved and gobbled, Christmas is just weeks away and many central Ohioans may soon be ...

Warning: This graphic requires JavaScript. Please enable JavaScript for the best experience. The old tree had survived plenty. Branches tangled in power lines. Dogs ...

How do you count rooted planar n n-ary trees with some number of leaves? For n = 2 n = 2 this puzzle leads to the Catalan numbers. These are so fascinating that the combinatorist Richard Stanley wrote ...