Cougar leaving the mine entrance
| 10 min read
Scientists reveal how mountain lions, elk, and other animals are making use of these underground areas in Colorado.

wildlife biology

bobcat wildlife camera trap Ohio state university Project Wild Coshocton

Image of the Day: Bobcat Sighting

Cities Can Serve as Cauldrons of Evolution

Wildlife Populations Have Shrunk by 60 Percent Since 1970

Infographic: Choosing the Right Umbrella

Newly Described Salamander Species Nearly Extinct

Image of the Day: Hammerhead

The Breeds of Guard Dogs that Best Protect Livestock: Study

Science Behind Hunting Quotas Unavailable: Study

Social Dominance Comes At a Cost

Paradise Regained: How the Palmyra Atoll Got Rid of Invasive Mosquitoes

California’s Owls Being Exposed to Rat Poison

European Rabbit (Oryctolagus cuniculus) adult with advanced stages of myxomatosis Eccles-on-Sea, Norfolk, UK. October

Do Pathogens Gain Virulence as Hosts Become More Resistant?

Infographic: Evolving Virulence

Notable Science Quotes

From Mass Death, Life

Life Springs Eternal

Great Lakes Gray Wolf to Retain Endangered Status

A Snake Species Not Seen Alive for 64 Years Appears in Brazil

Snake Secrets

Streakers, Poopers, and Performers: The Wilder Side of Wildlife Cameras

Trending

Photo of John Calhoun crouches within his rodent utopia-turned-dystopia

Universe 25 Experiment

Large clumps of bacteria (pink) entrapped by webs of DNA (green) released by neutrophils in human urine.

When a Urinary Tract Infection Strikes, What Protects the Kidneys?

Illustration of a transparent, blue outlined synapse with red neurotransmitters passing between them. More out-of-focus blue neurons are in the background.

ALS Disturbs Sleep Prior to Symptom Onset

A spiral fossil with a snail-like shell.

Aerobic Bacteria May Predate Earth’s Oxygen Boom

Multimedia

Conceptual image of biochemical laboratory sample preparation showing glassware and chemical formulas in the foreground and a scientist holding a pipette in the background.

Taking the Guesswork Out of Quality Control Standards

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Green Cooling

Thermo Scientific™ Centrifuges with GreenCool Technology

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Image of a woman in a microbiology lab whose hair is caught on fire from a Bunsen burner.
April 1, 2025, Issue 1

Bunsen Burners and Bad Hair Days

Lab safety rules dictate that one must tie back long hair. Rosemarie Hansen learned the hard way when an open flame turned her locks into a lesson.

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Conceptual image of biochemical laboratory sample preparation showing glassware and chemical formulas in the foreground and a scientist holding a pipette in the background.

Taking the Guesswork Out of Quality Control Standards

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An illustration of PFAS bubbles in front of a blue sky with clouds.

PFAS: The Forever Chemicals

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Unlocking the Unattainable in Gene Construction

Unlocking the Unattainable in Gene Construction

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Concept illustration of acoustic waves and ripples.

Comparing Analytical Solutions for High-Throughput Drug Discovery

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Products

Green Cooling

Thermo Scientific™ Centrifuges with GreenCool Technology

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Singleron Biotechnologies and Hamilton Bonaduz AG Announce the Launch of Tensor to Advance Single Cell Sequencing Automation

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Zymo Research Launches Research Grant to Empower Mapping the RNome

Magid Haddouchi, PhD, CCO

Cytosurge Appoints Magid Haddouchi as Chief Commercial Officer