More than half of the thousands of satellites in orbit are now defunct, and this accumulation of floating space debris has been described as a "fatal problem" for current and future space missions and human space travel.
Space Exploration
Sep 13, 2022
1
63
A mathematical model developed by space medicine experts from The Australian National University (ANU) could be used to predict whether an astronaut can safely travel to Mars and fulfil their mission duties upon stepping ...
Space Exploration
Aug 17, 2022
27
472
As space travel for recreational purposes is becoming a very real possibility, there could come a time when we are traveling to other planets for holidays, or perhaps even to live. Commercial space company Blue Origin has ...
Space Exploration
Oct 18, 2021
0
35
Microgravity in space perturbs human physiology and is detrimental for astronaut health, a fact first realized during early Apollo missions when astronauts experienced inner ear disturbances, heart arrhythmia, low blood pressure, ...
Space Exploration
Jun 7, 2021
10
858
Earlier this year, it was reported that an astronaut in space had developed a potentially life-threatening blood clot in the neck. This was successfully treated with medication by doctors on Earth, avoiding surgery. But given ...
Space Exploration
Jul 8, 2020
0
84
A new study reports that astronauts excrete less sodium in space than on land, a finding that could have implications for the heart health of future space travelers.
Space Exploration
May 12, 2020
3
140
The 2018 movie A.I. Rising explores how machines could fulfill desires and support humans during space travel. Lo and behold, it might contain the solution to problems related to space exploration.
Space Exploration
Feb 20, 2020
2
194
Time is a fundamental dimension of human existence and comes in many forms. Using a comparative approach, philosopher and physicist Norman Sieroka looks at what distinguishes them, using time travel and music.
General Physics
Aug 22, 2019
4
390
NASA's Twins Study preliminary results have revealed that space travel causes an increase in methylation, the process of turning genes on and off, and additional knowledge in how that process works.
Space Exploration
Oct 25, 2017
0
33
Where people will go in the cosmos, plants will go. That's the message of a paper titled "Gardening for Therapeutic People-Plant Interactions during Long-Duration Space Missions" written by Raymond Odeh, and Charles L. Guy ...
Space Exploration
Oct 18, 2017
1
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