science


Two Urchins, Similar but Not

Two Urchins, Similar but Not

Many different species do similar things. The pencil sea urchin and green sea urchin, for example, are both grazers in the coastal waters of the Galapagos Islands.

How Cockroaches Crash Into Walls and Keep Going

How Cockroaches Crash Into Walls and Keep Going

Scientists found that the tough exteriors of cockroaches help them keep moving without losing much momentum when they bump into things.

For Mark Willenbring, Substance Abuse Treatment Begins With Research

For Mark Willenbring, Substance Abuse Treatment Begins With Research

Dr. Mark Willenbring at his Alltyr outpatient clinic for substance abuse in St. Paul.

Animals Are Losing Their Vagility, or Ability to Roam Freely

Animals Are Losing Their Vagility, or Ability to Roam Freely

Pronghorn antelope along a fence northwest of Casper, Wyo. A study has found that wildlife move far less in regions where humans are present, ultimately threatening the viability of a species.

In Mozambique, a Living Laboratory for Nature’s Renewal

In Mozambique, a Living Laboratory for Nature’s Renewal

Wild dogs, apex predators missing from Gorongosa National Park for decades, have been reintroduced and are slowly making a comeback, part of an ongoing experiment in reviving the park ecosystem after years of devastating war.

Visitors From the Ocean’s Twilight Zone

Visitors From the Ocean’s Twilight Zone

A transparent hatchetfish, retrieved by researchers from the Woods Hole Oceanographic Institution, which is seeking to understand better the creatures that occupy the sea from 600 to 3,300 feet deep.

Hints of Human Evolution in Chimpanzees That Endure a Savanna’s Heat

Hints of Human Evolution in Chimpanzees That Endure a Savanna’s Heat

A male chimpanzee drinking at a waterhole in Fongoli, a Senegalese savanna. Temperatures at Fongoli can reach 110 degrees Fahrenheit or more.

Wild and Craggy, Just Like Thoreau

Wild and Craggy, Just Like Thoreau

The view from the summit of "Mount Thoreau" looking south toward the Palisades and the Northern boundary of Kings Canyon National Park.

Spiderlike Creature With a Scorpion’s Tail Is Found Trapped in Amber

Spiderlike Creature With a Scorpion’s Tail Is Found Trapped in Amber

A specimen of the Chimerarachne yingi, an ancient relative of spiders that had a long, whip-like tail that was probably used as a sensory organ.

Frog-Killing Fungus Found to Have Origins on Korean Peninsula

Frog-Killing Fungus Found to Have Origins on Korean Peninsula

An Oriental fire-bellied toad, which was imported into Europe from South Korea.

These Whales Are Serenaders of the Seas. It’s Quite a Racket.

These Whales Are Serenaders of the Seas. It’s Quite a Racket.

A juvenile male humpback whale in waters off Sri Lanka. The males may be singing certain tunes to attract mates, although scientists listening to the songs suspect there may also be other reasons for the music shared among these giants, even when they are miles and miles apart.

A Large Body of Water on Mars Is Detected, Raising the Potential for Alien Life

A Large Body of Water on Mars Is Detected, Raising the Potential for Alien Life

An artist’s rendering of the European Space Agency’s Mars Express spacecraft searching the planet’s south pole for liquid water.

Calestous Juma, 64, Dies; Sought Innovation in African Agriculture

Calestous Juma, 64, Dies; Sought Innovation in African Agriculture

Calestous Juma in 2004. His championing of sustainable development in sub-Saharan Africa was informed by his arduous childhood in a poor village there.

Where NASA Put a Parking Lot, Dinosaurs and Mammals Once Crossed Paths

Where NASA Put a Parking Lot, Dinosaurs and Mammals Once Crossed Paths

A nearly 9-foot slab of rock found in a parking lot on the grounds of NASA’s Goddard Spaceflight Center holds the fossilized tracks of several dinosaurs and even a few early mammals.

Falcon Heavy, in a Roar of Thunder, Carries SpaceX’s Ambition Into Orbit

Falcon Heavy, in a Roar of Thunder, Carries SpaceX’s Ambition Into Orbit

The success of this launch gives SpaceX momentum to begin developing even larger rockets, which could help fulfill Elon Musk’s dream of sending people to Mars.


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