A scientist at the University of Glasgow has delved into the possible existence of massive hypothetical energy-harvesting structures called Dyson spheres. In a new study, they showed that both stellar ...

New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could exist in principle in distant stellar systems. With the right engineering ...

If alien civilizations rise and fall, they may leave behind artifacts long after they are gone. From abandoned megastructures to quiet machines orbiting dead stars, these relics could tell stories no ...

In today’s complex financial environment, governments need to juggle any number of security threats while keeping the global markets functioning smoothly. From AI attacks to widespread civil war, ...

At Davos, the billionaire said his belief that “it might only be us” in the cosmos drives Tesla, SpaceX, and his vision for humanity’s future. Elon Musk proclaimed he’s an alien during a Thursday ...

The race to compile a sort of catalogue of the planets orbiting distant Suns is intensifying, with the upcoming Nancy Grace Roman Space Telescope, for instance, set to spot tens of thousands of such ...

The Bank of England was advised to create a plan for the inevitable financial chaos that will result if and when world governments disclose the existence of aliens, according to a report. Former ...

Elon Musk discussed his views on whether aliens exist during a discussion at the World Economic Forum in Davos, Switzerland. Newsweek reached out to Musk’s company SpaceX for additional comment via ...

Humans have long been obsessed with building big, and as the world strives to combat climate change, megastructures may hold the key to a more sustainable future. For centuries, humans have harnessed ...

Mantle plumes beneath volcanic hotspots, like Hawaii, Iceland, and the Galapagos, seem to be anchored into a large structure within the core-mantle boundary (CMB). A new study, published in Science ...

As free solo climber Alex Honnold prepares for one of the most daring feats of his career—a ropeless climb of one of the world’s tallest buildings—attention turns to these elite climbers who have ...