Giant trees have tricks to work around drought

Daring tree climbers and researchers have challenged a major assumption in tree drought biology.  In rainforests on the Southeast Asian island of Borneo, water transport systems of a colossal, dominating…

Ancient flowering plants may have used dinosaurs to spread their seeds

Fruit salad may have been on the menu for some dinosaurs. Over 74 million years ago, there was a richer garden of fruit- and seed-bearing plants than scientists thought. A…

Chinese money plant leaves hide a mathematical pattern

A common houseplant hides a pattern that may reveal how some leaf veins form. The leaves of the Chinese money plant (Pilea peperomioides) display a geometric pattern called a Voronoi…

Some plants can feed on dust that lands on their leaves

Instead of relying on the soil for nutrients, plants may grab some of those essentials from airborne particles. Feeding through leaves is already well-established in agriculture — farmers spray liquid…

Treetop toilets may act as communication hubs across mammal species

When a human has a sudden need to take a number two, they might seek out a public bathroom. When mammals in the cloud forests of Costa Rica need to…

Tree tops sparkle with electricity during thunderstorms

Thunderstorms may bring more than rain and gloom. The same forces that cause thunder and lightning also make treetops sparkle in ultraviolet light, like a Christmas tree topper invisible to…

Chickpeas can grow in moon dirt and make seeds

Homegrown chickpeas could be on the menu for future astronauts. With help from compost and symbiotic fungi, chickpea plants grow and produce seeds in simulated lunar dirt, researchers report March…

Plants packed close enough to touch are more resilient to stress

For a plant growing on the forest floor, a beam of light from an opening canopy can be concerning. But new research suggests that plants growing together may be able…

In a new kind of plant trickery, this yam fools birds with fake berries

Deception and intrigue are not limited to people or even animals. Plants, too, have evolved ways to fool their pollinators, their enemies and even the organisms that disperse their seeds.…

An all-female wasp is rapidly spreading across North America’s elms

She’s less than a centimeter long, produces only daughters and is conquering the continent without a single male. Meet the elm zigzag sawfly, named for the delicate zigzag patterns it…