Science

In 1889, a French doctor named Francois-Gilbert Viault climbed down from a mountain in the Andes, drew blood from his arm and inspected it under a microscope. Dr. Viault’s red blood cells, which ferry oxygen, had surged 42 percent. He had discovered a mysterious power of the human body: When it needs more of these […]

By this time of the year, rain should be drenching large swaths of the Amazon rainforest. Instead, a punishing drought has kept the rains at bay, creating dry conditions for fires that have engulfed hundreds of square miles of the rainforest that do not usually burn. The fires have turned the end of the dry

By this time of the year, rain should be drenching large swaths of the Amazon rainforest. Instead, a punishing drought has kept the rains at bay, creating dry conditions for fires that have engulfed hundreds of square miles of the rainforest that do not usually burn. The fires have turned the end of the dry

Olive trees are common in Northern Lebanon, but in the village of Bshaaleh, a handful look downright ancient. Their branches grow in wildly unpredictable directions, and the trees’ gray, gnarled trunks are shot through with holes and crevasses large enough to hide a sleeping child. Many people believe these sentinel trees are thousands of years

In today’s high-tech, high-stakes auto industry, fortunes can change quickly, and there’s no better example of that right now than Toyota Motor. Not long ago, it looked as if Toyota had fallen dangerously behind in electric vehicles. Tesla, the electric car pioneer, has grown rapidly and become the world’s most valuable automaker. Seeing Tesla’s success,

The National Trust is still deciding what to do with them once they are strong enough – schools and communities could be given saplings to grow their own Sycamore Gap tree, explains Andy Jasper, director of gardens and parklands. If the stump does not regrow, one might replace it. Source link

State regulators around the country asked hundreds of insurance companies on Friday to provide the details of how they price and structure their homeowner policies, part of an attempt to dig into why many property owners are struggling to get and keep coverage. The National Association of Insurance Commissioners, the group representing the regulators, said

In the 1960s, secret test flights of advanced government spy planes generated U.F.O. sightings. More recently, government and commercial drones, new kinds of satellites and errant weather balloons have led to a renaissance in unusual observations. But, according to a new report, none of these sightings were of alien spacecraft. A new congressionally mandated Pentagon

President Biden spoke about global warming in stark terms during the State of the Union address Thursday night, ditching the more sterile term “climate change” to instead refer twice to the climate “crisis.” “I see a future where we save the planet from the climate crisis,” Mr. Biden said to applause as he closed out

Los trópicos americanos están bendecidos como ninguna otra región en cuanto a sus aves. El 36 por ciento de las 11.000 especies de aves del mundo viven en la zona al sur de la frontera entre Estados Unidos y México, más que en Asia o África. Esa diversidad se refleja en las aves nacionales elegidas