Alpine Pennycress - Noccaea caerulescens

In Phytoremediation, Plants Extract Toxins from Soils

Researchers have a cheap, easy way for cleaning up oil spills: letting plants do the work. Why isn’t it used more often?
On the left, Heliconia tarumaensis Barreiros (with yellow bracts); on the right, Heliconia acuminata L.C. Richard (with yellow and red bracts). Dumbarton Oaks Rare Book Collection.

Plant of the Month: Heliconia

Heliconias can distinguish among pollinators like hummingbirds and respond selectively to their visits.
Honeybee Apis mellifera

Are Honey Bees Bad for Wild Bees?

Recently, the health of the honey bees has been a topic of some concern. But many scientists think we should actually be worrying about wild bees instead.
Bear preparing to hibernate

How to Be the Fattest Bear

Gaining enough weight to survive a winter of hibernation is actually very hard work.
Busy beaver

The Busy, Beneficial Beaver

Americans have long viewed beavers as nuisances. But their dams are important for water management, helping to store and recharge depleted groundwater.
used mattress

The Ecosystem of the Used Mattress

Recently, EPA administrator Scott Pruitt directed staff to arrange for the purchase of a used mattress from a hotel. What's in a used mattress, anyway?
Early Spider Orchid (Ophrys sphegodes)

Bees’ and Orchids’ Pseudo-Romance Broken by Climate Change

Rising temperatures are upsetting the bee-orchid pollinating schedule, threatening to snuff out the flower.
flooded houston hurricane harvey impact

Natural and Man-Made Disasters, from Atom Weather to Fire Ants

Mother Nature’s wrath can be unpredictable and random, but history shows that humankind is ultimately responsible for many "natural disasters."
One antler deer skull in water

The Ecology of Death

In nature, death creates its own unique ecosystem. These carcass-based mini-ecosystems are extremely dynamic.
Mycorhizae fungus

Climate Change, Fungal Change

Climate change is having an effect on the fungal communities in the soil that trees and other plants depend on.