Your body's blood-making stem cells, hematopoietic stem cells (HSC), are like factory managers who work best when calm and rested. But when stress hits, like infection or injury, they spring into ...
Scientists investigate psychological responses to long-term experiences of lack of natural light, spatial confinement, ...
On the Wednesday, Sept. 24, 2025 episode of The Excerpt podcast: Are humans on the precipice of not only being visitors to outer space, but also becoming permanent residents? Namrata Goswami, ...
Blue Origin’s successful launch of a celebrity-studded, all-women spaceflight on April 14 had lots of people seeing stars. Google searches related to space tourism skyrocketed in the days after, and ...
'Everyone deserves to experience the marvels of space, with or without a rocketship.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. After ...
Billionaires like Jeff Bezos, Richard Branson, and Elon Musk are making significant investments in space travel. Private space companies are developing technologies that could revolutionize space ...
Astronauts and commercial space travelers are subject to damaging radiation and microgravity, along with other potential injuries. We need better ways to protect them. This article first appeared in ...
Chris Impey does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...
On January 22, 2025, physicists unveiled a groundbreaking discovery that could revolutionize our understanding of the universe and potentially unlock the secrets of time travel. The existence of ...
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What Are Gravitic Propulsion Systems? 10 Breakthroughs Shaping Space Travel
Space travel has always hit a wall with slow speeds and massive fuel needs. Gravitic propulsion systems offer a game-changing ...
Long-duration space travel may cause eye and brain changes that affect astronauts’ vision. Scientists refer to this condition as spaceflight-associated neuro-ocular syndrome (SANS). Researchers ...
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