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Plants

The Georgia aster is one of many threatened plant species

Thousands of Little-Known Plant Species Are at Risk of Extinction

When researchers used machine learning to evaluate 150,000 plant species, they found that 10 percent were likely to qualify for the IUCN Red List

The cholla plant’s prickly proclivities actually serve a reproductive purpose

Researchers Stabbed Slabs of Meat With Cacti Spines to Learn About Puncture Strength

Barbed spines function much like porcupine quills, drawing on an overlapping shingled design to hook onto victims’ muscle fibers

Frost drought and extreme winter warming trigger a phenomenon known as "Arctic browning"

Extreme Weather Is Turning the Arctic Brown, Signaling Ecosystem’s Inability to Adapt to Climate Change

Vegetation affected by extreme warming absorbs up to 50 percent less carbon than healthy green heathland

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How the Poppy Came to Symbolize World War I

The red flowers blooming on a battlefield in Belgium, inspired John McCrae to write the war poem “In Flanders Fields”

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Ambitious Project to Sequence Genomes of 1.5 Million Species Kicks Off

The Earth BioGenome Project promises to revolutionize biology

Seagrass plants have a large capacity for absorbing and storing carbon on the seafloor.

Underwater Meadows of Seagrass Could Be the Ideal Carbon Sinks

Many ecosystems absorb and store vast amounts of carbon dioxide, and seagrass is one of the most efficient natural carbon storage environments

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Why Fall Color Has Been So Meh in Parts of the U.S. This Year

A hot fall and excess rain robbed much of the East Coast of its annual leaf show

Gourds come in all shapes and sizes—some sweet and delicious, some stiff and bitter, and some that are just plain odd.

Halloween

The Science Behind Decorative Gourd Season

Gourds are the runts of their family of fruits, too tough and bitter to eat, but they remain one of the most popular crops of fall

Lavender’s Lovely Smell Soothes Anxious Behavior in Mice

In mice, at least, lavender may also be as effective at combating anxiety as commonly-prescribed medications

Rice terraces in Yunnan, China.

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136,000 Varieties of Rice Are Now Protected in Perpetuity

An annual $1.4 million funding grant will allow the International Rice Research Institute to help develop drought, heat- and flood-resistant rice varieties

A monarch on tropical milkweed.

New Research

How This Popular Garden Plant May Spread Parasites That Harm Monarchs

Non-native tropical milkweed encourage year-round monarch populations which harbor a deadly parasite for the imperiled insect

Oils extracted from the citronella plant are a powerful mosquito repellent.

Why Plant-Based Mosquito Repellents Are So Hard to Make

Bug sprays with DEET feel oily and smell gross. But turning natural plant oils into commercial products isn’t easy

Elusive “Unicorn” Plant Spotted in Maine for the First Time in 131 Years

The state’s Department of Agriculture has documented around 300 flowering unicorn root stems

If you stick to a diet of kale, brussels sprouts and similarly leafy greens, your salivary proteins will eventually adapt to their bitter taste

There’s a Scientific Explanation for Why Adults Are More Likely to Tolerate Leafy Greens

Just eat your veggies: Salivary proteins adapt to bitter tastes, making them more palatable over time

In August 2016, a lightning strike killed more than 300 reindeers. Now, their decaying carcasses are spurring the landscape's revitalization

What the Deaths of More Than 300 Reindeer Teach Us About the Circle of Life

In an isolated corner of Norwegian plateau, carcasses of reindeer felled by lightning are spawning new plant life

Could spider plants alert you of carbon monoxide, or even the flu, lurking in your home?

Could Houseplants Keep Tabs on the Health of Your Home?

Researchers at the University of Tennessee look at the possibility of using plants as biosensors to detect dangers like mold or radon

MASTODON MAXIMUS. CUV. [Cuvier]; Orra White Hitchcock (1796–1863); Amherst, Massachusetts; 1828–1840; pen and ink and watercolor wash on cotton, with woven tape binding

Art Meets Science

Art, Science and Religion Blend in Exhibition Honoring Illustrator Orra White Hitchcock

Orra’s paintings and drawings depict the natural world in colorful detail

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Europe Applies Strict Regulations to CRISPR Crops

A court has ruled that plants modified with CRISPR technology are subject to the restrictions of the 2001 GMO Directive

The new horticultural center will be built at the RHS flagship garden in Wisley, Surrey

One Million British Botanical Treasures Will Be Digitized

Artifacts in the sprawling collection include a Chilean potato plant collected by Charles Darwin and 18th-century lavender

Using an artist's tools and the skills of a scientist, Tangerini makes “art in the service of science.”

The Botanical Artist Who Translates Plant Science Into Beautiful Art

The Smithsonian’s first and only botanical illustrator brings her subjects to life in all their scientific glory

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