WSJ’s Max Colchester reports from Greenland’s capital, where President Trump’s threats to buy or seize the island are beginning to sink in. Photo: WSJ/Max Colchester WASHINGTON—Secretary of State ...

WASHINGTON—U.S. national-security officials said Wednesday that Ukraine didn’t target Russian President Vladimir Putin or one of his residences in an alleged drone operation, challenging Moscow’s ...

SpaceX is quietly reshaping its Mars strategy around a new kind of astronaut: a Tesla-built humanoid that can work where humans cannot yet safely live. The company wants Optimus, Tesla’s bipedal robot ...

Torie Miesko, a medical biller and single mom to two kids, skipped lunch at work and snacked on chips so that her kids could have the apples and oranges. Miesko, 29 and living in Pittsburgh, Pa., uses ...

Abstract: The Mars exploration rovers (MER) flight software (FSW) was designed from the outset to be modified during operations. Two principal methods were envisioned: modifying (patch) the existing ...

Researchers are uncovering how disrupted glutamatergic synapses drive diverse forms of intellectual disability, revealing new paths toward targeted treatments.

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Health Canada is responsible for helping Canadians maintain and improve their health. It ensures that high-quality health services are accessible, and works to reduce health risks. We are a federal ...