science


Science Tools Anyone Can Afford

Science Tools Anyone Can Afford

Manu Prakash with his mother, center, in India, where it was not long before he began showing an appetite for science.

‘Global Greening’ Sounds Good. In the Long Run, It’s Terrible.

‘Global Greening’ Sounds Good. In the Long Run, It’s Terrible.

Plant growth is increasing because of rising carbon dioxide. But plants return carbon dioxide into the atmosphere at night, in a process called respiration.

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.

Do Bees Know Nothing?

Do Bees Know Nothing?

Not only can a honey bee count, it understands the concept of zero, according to researchers.

An Ancient Horse Is Unearthed in a Utah Backyard

An Ancient Horse Is Unearthed in a Utah Backyard

An illustration of Haringtonhippus francisci, an extinct horse species that was found in North America during the last ice age. Rick Hunter, a Utah paleontologist, said the horse, whose skeleton was discovered in a Utah backyard, may have looked similar to this.

Newly Discovered ‘Limb Pit’ Reveals Civil War Surgeons’ Bitter Choices

Newly Discovered ‘Limb Pit’ Reveals Civil War Surgeons’ Bitter Choices

A field technician excavating the remains of an amputated limb at Manassas National Battlefield Park in October 2015. The discovery of two nearly complete sets of soldiers’ remains, 11 partial limbs and other artifacts appeared to date to the Second Battle of Bull Run, which ended Aug. 30, 1862.

Owls See the World Much Like We Do

Owls See the World Much Like We Do

Even though barn owls have simple brains, a new study suggests they can visually process objects in ways similar to that of animals with more sophisticated perception.

Let the Stream Run Through It

Let the Stream Run Through It

The Berkeley Pit, a mile-wide hole in Butte, Mont., where copper used to be mined, currently holds 50 billion gallons of contaminated water. It's hoped that the water, once treated, could be a new "headwaters" for a section of the Silver Bow Creek that remains unrestored.

James Watson Had a Chance to Salvage His Reputation on Race. He Made Things Worse.

James Watson Had a Chance to Salvage His Reputation on Race. He Made Things Worse.

“Decoding Watson,” a new film about Dr. James D. Watson, explores the gulf between his scientific brilliance and his views on race.

Boulder-Size Clues to How Humans Settled the Americas

Boulder-Size Clues to How Humans Settled the Americas

Alia Lesnek, left, and Charlotte Lindqvist of the University at Buffalo, observing boulders on Dall Island in Alaska. Scientists have found evidence in Alaska’s rocks that the first people to populate the Americas were island-hopping sea-farers.

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.

New Dive Into Old Data Finds Plumes Erupt From Jupiter’s Moon Europa

New Dive Into Old Data Finds Plumes Erupt From Jupiter’s Moon Europa

NASA’s Galileo spacecraft appears to have flown through a plume erupting from Jupiter’s moon Europa more than 20 years ago.

Climate Change Is Altering Lakes and Streams, Study Suggests

Climate Change Is Altering Lakes and Streams, Study Suggests

The Sorpe reservoir in northwest Germany, one of four freshwater reservoirs observed in a recent study that found that carbon dioxide absorbed in lakes, rivers and streams can affect entire ecosystems.

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.

Naomi Oreskes, a Lightning Rod in a Changing Climate

Naomi Oreskes, a Lightning Rod in a Changing Climate

Naomi Oreskes in her office at Harvard University's Science Center. She has been praised by climatologists for communicating climate science to the public.


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