Perfecting propulsion: How we’ll get humans to Mars
Perfecting propulsion: How we’ll get humans to Mars.....»»
Evidence shows ancient Saudi Arabia had complex and thriving communities, not struggling people in a barren land
To date, little has been known about people living in north-western Saudi Arabia during the Neolithic—the period traditionally defined by the shift to humans controlling food production and settling into communities with agriculture and domesticate.....»»
This crew is leaving their simulated ‘Martian’ habitat after 378 days
Four volunteers for a NASA experiment have spent more than a year confined to a simulated version of a Mars habitat -- and now they're being let out......»»
Sparrows as sentinels: Health study illustrates the interconnectedness of humans and wildlife
Why should a medical student develop an interest in conservation? According to a growing body of evidence, including a recent study co-authored by William & Mary biologist John Swaddle, the seemingly separate fields of health sciences and conservatio.....»»
Engineers send 3D printer into space
Imagine a crew of astronauts headed to Mars. About 140 million miles away from Earth, they discover their spacecraft has a cracked O-ring. But instead of relying on a dwindling cache of spare parts, what if they could simply fabricate any part they n.....»»
How studying bat viruses can help prevent zoonotic disease
Bats have become the poster child of emerging zoonotic disease. The creatures harbor a vast array of viruses—some of which cause deadly diseases in humans—yet they rarely get sick themselves......»»
Scientists found a nearly indestructible moss that may survive on Mars
A nearly indestructible moss that can survive bursts of gamma rays and liquid nitrogen may be one of the keys to Mars colonization, scientists have … The post Scientists found a nearly indestructible moss that may survive on Mars appeared first.....»»
Could we replace Ingenuity with a swarm of robotic bees?
Humans finally achieved controlled flight on another planet for the first time just a few years ago. Ingenuity, the helicopter NASA sent to Mars, performed that difficult task admirably. It is now taking a well-deserved rest until some intrepid human.....»»
What fathers in the animal kingdom can tell us about humans
When people talk about animal parents, often they are thinking about mothers. But the role of fathers in the animal kingdom is fascinating—and can tell us a lot about ourselves......»»
Bone remains indicate extinct humans survived on the Tibetan plateau for 160,000 years
Bone remains found in a Tibetan cave 3,280 m above sea level indicate an ancient group of humans survived here for many millennia, according to a new study published in Nature......»»
Why cats meow at humans more than each other
This is a story that goes back thousands of years......»»
Pooping on the Moon Is a Messy Business
If humans are to return to the moon, space agencies and governments need to figure out the legal, ethical, and practical dimensions of extraterrestrial waste management......»»
Ars Live: Join us July 9 for a lively discussion on time travel in the movies
Bill and Ted co-creator Ed Solomon joins physicists Sean Carroll and Jim Kakalios Enlarge (credit: Aurich Lawson/Getty Images) Since antiquity, humans have envisioned various means of time travel into the future or the p.....»»
Fly over the trenches of Mars in stunning video of Nili Fossae
A new video from the European Space Agency (ESA) was constructed using data from the Mars Express mission and shows a flyover of Mars's Nili Fossae trenches......»»
Martian meteorites deliver a trove of information on red planet"s structure
Mars has a distinct structure in its mantle and crust with discernible reservoirs, and this is known thanks to meteorites that scientists at Scripps Institution of Oceanography at UC San Diego and colleagues have analyzed on Earth......»»
Study suggests faster decomposition rates in waterways could exacerbate greenhouse gas emissions, threaten biodiversity
Humans may be accelerating the rate at which organic matter decomposes in rivers and streams on a global scale, according to a new study from the University of Georgia, Oakland University and Kent State University......»»
The rush to return humans to the moon and build lunar bases could threaten opportunities for astronomy
The 2020s have already seen many lunar landing attempts, although several of them have crashed or toppled over. With all the excitement surrounding the prospect of humans returning to the moon, both commercial interests and scientists stand to gain......»»
Nanoscale engineering brings light-twisting materials to more extreme settings
Imaging the hot turbulence of aircraft propulsion systems may now be possible with sturdy sheets of composite materials that twist light beams, according to research led by the University of Michigan and Air Force Research Laboratory......»»
Understanding context can improve experiences between AI and humans
Understanding context can improve experiences between AI and humans.....»»
Daily Telescope: See carbon dioxide sublimating on Mars
An amazing photo from an aging spacecraft. A field of sand dunes in the Martian springtime. (credit: NASA/JPL-Caltech/University of Arizona) Welcome to the Daily Telescope. There is a little too much darkness in this.....»»
Bird flu detected in alpacas in US for the first time
Cases of bird flu have been detected in alpacas at a US farm, authorities said Tuesday, as the disease spreads widely among dairy cattle and has infected two humans......»»