Here's how the U.S. electoral college came to be.
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The presidential elections of 1876, 1888, 1960 and 2000 were among the most contentious in American history. Here's why.
A new study looks at one hypothesis explaining why humans' body temperatures have been on the decline. Here's what it found.
Our sun's death is a long way off — about 4.5 billion years, give or take — but someday it's going to happen, and what then for our solar system?
While it is possible the polls will misfire, it’s exceedingly unlikely that such failure would cause the opinion research industry to implode or wither away.
Across the world, immunologists who retooled their labs to join the fight against SARS-CoV-2 are furiously trying to explain why some people get so sick while others recover unscathed.
The Centers for Disease Control and Prevention has new guidance clarifying what exactly “close contact” means when it comes to transmission of SARS-Cov-2, the virus that causes COVID-19.
As entrepreneurs spend billions on space, there is a backlash building that holds their projects as icons of extravagance, even as they may help save the Earth. This is the "Elysium effect."
Scientists have found a second doorway, called neuropilin-1, that the novel coronavirus uses to invade human cells.
The search for dark matter is at a crossroads. Now, physicists have a new way to tell what the invisible stuff is made of.
People thrive all across the globe, at every temperature, altitude and landscape. How did human beings become so successful at adapting to whatever environment we wind up in?
The most hazardous part of the mission is over – and seemingly successful, although we will have to wait for a few more days to hear the scale of the success.
Only eight countries have signed the Artemis Accords, a set of guidelines surrounding the Artemis Program for crewed exploration of the moon.
With 74-year-old President Trump and first lady Melania Trump testing positive for the coronavirus, what are the best proven treatments for them and other patients?
How fast is the novel coronavirus, SARS-CoV-2, mutating? And how have those genetic changes affected the virus?
Scientists have discovered human footprints embedded on an ancient lake surface in the Nefud Desert in Saudi Arabia that are around 120,000 years old.
Before she became a Supreme Court justice, Ruth Bader Ginsburg’s work as an attorney in the 1970s fundamentally changed the court’s approach to women's rights and how we think about women – and men.