Ecology

This savannah in Brazil is being swallowed up by industrial farming

Conservationists go to war over whether humans are the measure of nature's value

Chimps choose an overnight camp site based on the likelihood of finding calorically rich food nearby. Karen Hopkin reports

Experts share their priorities for what must be done to make protected areas more effective at conserving global biodiversity

In 2001 a few tigers in Russia started to show signs of obvious distress. Endangered Amur (or Siberian) tigers (Panthera tigris altaica) were underweight, weak, disoriented and incapable of hunting as a result.

Scientists recently confirmed what anglers have known for centuries—there's something special about a big mama fish. The bigger the fish, the better the bragging rights—and often, the bigger paycheck or prize.

Editor's Note: This is the second installment in a new series by Ulyana Horodyskyj, who chronicled an earlier expedition to Nepal in a series called, "Climbing Mount Everest," which can be found by clicking here.

Scientific American health and medicine correspondent Dina Fine Maron talks about Ebola with tropical medicine and infectious disease expert Daniel Bausch of Tulane University at the annual meeting of the American Society of Tropical Medicine and Hygiene

 

Fifty birds flew home last month. Now, 50 may not seem like much and flight might not sound all that unusual for birds, but we’re talking about the critically endangered rowi (Apteryx rowi), New Zealand’s scarcest kiwi species and one of the world’s rarest flightless birds.

A few months ago I wrote about some mystifying mathematical and geographic tiles I encountered at the National Tile Museum in Lisbon, Portugal.

It's a science competition like no other. Acrobats, their faces painted forest green, artfully ascend hanging ropes, twirling away from tumbling pathogens.

Foreign mitochondrial genes outnumber the Amborella plant’s own six to one