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The United Nations said Wednesday the 1.5°C target would be missed and outlined how global temperatures might be brought back down in a first-of-its-kind assessment met with dismay in climate-vulnerable nations.

New York City's public schools will temporarily ban elementary and middle school students from using artificial intelligence tools during the upcoming school year, Mayor Zohran Mamdani announced Wednesday.

Cancers actively remodel their surrounding cells and tissues to create a microenvironment that favors their growth, survival and spread. Melanoma, a cancer of the pigment-producing melanocytes of the skin, is one of the most ...

Two years ago, a new material was reported to have an unusually large lithium-ion conductivity. Now, Nagoya University researchers have uncovered why it works so well and attained its record-high room temperature conductivity ...

Trials for three potential vaccines against the Ebola strain that has killed thousands in the Democratic Republic of Congo should begin by October or November, the World Health Organization said Wednesday.

In computer simulations of the Big One—a large-magnitude earthquake that may occur along the San Andreas Fault in California—seismic waves ripple from the epicenter of a magnitude 7.8 earthquake near the Salton Sea into the ...

Researchers at AIST, in collaboration with the University of Texas Southwestern Medical Center in the United States, examined changes in brain activity during cognitive tasks before and after acute aerobic exercise in healthy ...

Ride-hailing giant Uber will lay off about 10% of its staff as part of "significant organizational changes," CEO Dara Khosrowshahi said in a message to employees released Wednesday.

Bacterial promoters are DNA sequences that recruit RNA polymerase to initiate transcription, primarily through two elements called −10 and −35. However, the contributions of these elements to promoter evolution and regulation ...

Electrons, particles that carry a negative electric charge, typically move through materials. At low densities and temperatures, however, the electrical repulsion between them can overpower their tendency to move, prompting ...

Biologists and linguists alike have long puzzled over the universal human tendency to see and name colors as a combination of four "pure" hues—red, yellow, green and blue.

Climate change is altering patterns of wildfire activity in Alaska, making fires larger and more common in some areas with historically low fire activity. Wildfires can be difficult to predict because they are affected by ...