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The pigment shortage may cause eyes to appear pink or red. In fact, the coloring results from exposed blood vessels.
The deal puts in place detailed implementation rules, but analysts said it was now up to individual countries to honor their commitments.
The “ring rain” that falls into the gas giant is so abundant that the icy bands could disappear in 300 million years, or even sooner.
Donald Knuth, master of algorithms, reflects on 50 years of his opus-in-progress, “The Art of Computer Programming.”
Low-sodium diets are widely urged on people who have a variety of ailments, but there’s little proof they help those with heart failure.
Congolese are calling the infant named Benedicte, who was admitted to an Ebola treatment center six days after birth, the “young miracle.”
The comet, called 46P/Wirtanen, will streak near Earth on Sunday and be visible in some places with the naked eye.
Johnson & Johnson says its product is safe. But asbestos, a carcinogen that can exist underground near talc, was a concern inside the company for decades.
Scientists have taken a step toward building a computer model of the brain’s genome, one that may help clarify the genetic roots of schizophrenia, autism and other disorders.
Paul Romer had a doubly big day: first he was married to Caroline Weber and then accepted a Nobel later in the evening.
Yes, researchers in Minnesota have recorded wolves diving into a stream to grab a meal.
Two genes inherited from our evolutionary cousins may affect skull shape and brain size even today. What that means for human behavior is a mystery.
As coyotes have flourished in urban environments, cities are faced with the task of learning how to coexist peacefully.
If one duckweed lands where a bird relieves itself, it’s capable of eventually creating a dense mat of duckweeds where there were none before.
The world is not on track to meet its goals under the Paris climate agreement, even as warnings grow more dire. How did we get to this point?
Women who recently gave birth may have an increased risk of breast cancer that lasts about 20 years. But for most, the overall risk is still small.
After halting a discredited alcohol study, officials will enforce new policies to ensure that private support does not compromise scientific integrity.
Richard Branson’s company, which sent the crewed craft, SpaceShipTwo, more than 50 miles above Earth, is one of several racing to make space tourism a reality.
The White House will have to decide whether to renominate Barry Lee Myers, the chief executive of AccuWeather, next year.
The center, funded by the Thyssen-Bornemisza Art Contemporary foundation, uses a variety of disciplines to focus on environmental issues.
Officials said two fire technicians died in an accident at a generator building near McMurdo Station, the main United States base on the continent.
A landmark study unspools a timeline of the most destructive eruption in recorded history of Hawaii’s Kilauea volcano.
Energy giants and conservative groups have been aggressively pushing Trump’s rollback of fuel efficiency rules for automobiles, a Times investigation found.
Studies that rely on tissue from aborted fetuses have pitted abortion critics against scientists who say the research helps millions of people.
A report by the first doctors to examine Americans who suffered mystifying symptoms after hearing a high-pitched sound at the embassy in Cuba confirms that their condition is real.
“It is truly an amazing feeling when you know that you have built something that no one else ever has and it actually works,” said Donna Strickland, only the third woman to win the physics prize.
Wielding sharp tools, the two men in spacesuits examined a tiny hole that has roiled space relations between the United States and Russia.
More records for both wet and dry weather are being set around the globe, according to a study published Wednesday.
With 65 billion chickens consumed each year, the signature fossil of the modern epoch may be the leftovers.
Moscow argues that it has much to offer, but analysts say it is short of cash. In any event, Washington is already planning an American-led lunar station.
The astronauts Oleg Kononenko and Sergey Prokopyev examined a small hole on the Soyuz Capsule during a spacewalk. That hole has lead to some speculation in the Russian news media about an act of sabotage by the United States.
A small lizard is among the elite group of animals that race across the surface of water.
The Arctic has been warmer in the last five years than at any time since records began in 1900, a report from a United States scientific agency found.
Orbiting instruments are now so small they can be launched by the dozens, and even high school students can build them.
The Asian house gecko can move across water at great speed by using a half-running, half-swimming motion.
The proposed new rule would chip away at wetlands safeguards put in place during the administration of President George H.W. Bush.