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The Earthly Frontier
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Science, Tech, & Space Exploration
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The plan to stop an asteroid hitting Earth
August
Mar 15, 2018
Replies
4
Views
720
Mar 18, 2018
Castle-Yankee54
The physiology of intelligent life
ChrisIB
Oct 3, 2018
Replies
0
Views
486
Oct 3, 2018
ChrisIB
The Physical Science of Ufology
Thomas R. Morrison
Sep 24, 2018
2
3
4
5
6
Replies
115
Views
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Jan 19, 2022
Dejan Corovic
The Perseid Meteor Shower 2021 Live!
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Jul 19, 2021
Replies
0
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563
Jul 19, 2021
AlienView
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The North American Aerospace Defense Command (NORAD) and Air Force Space Command (AFSPC)
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Dec 7, 2019
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9
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1K
Dec 24, 2019
Kchoo
The Next Mars Lander
Toroid
Feb 10, 2018
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11
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1K
Feb 10, 2018
nivek
The nature of time.
Shadowprophet
Oct 20, 2017
2
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21
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2K
Oct 21, 2017
CasualBystander
The Mystery of Atomic Half-life.
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Jun 27, 2018
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Jul 1, 2018
Kchoo
The Mystery Laser from the Ant Nebula
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May 31, 2018
Replies
1
Views
714
May 31, 2018
August
The most bizarre objects that fell to Earth
August
May 17, 2018
Replies
1
Views
516
May 26, 2018
3FEL9
The Moon’s Largest Crater was Not Caused by a Meteor
nivek
Sep 28, 2019
Replies
2
Views
794
Sep 30, 2019
nivek
The Moon May Once Have Had Water and Life
nivek
Jul 25, 2018
Replies
9
Views
1K
Jul 28, 2018
humanoidlord
The Missing Matter in the Universe
Toroid
Jun 21, 2018
Replies
16
Views
2K
Jul 18, 2018
nivek
The Milky Way just got Larger
nivek
Jul 18, 2018
Replies
9
Views
1K
Aug 1, 2018
nivek
The MADAR Project
Non smoking gun
Aug 28, 2023
Replies
0
Views
180
Aug 28, 2023
Non smoking gun
The LEC—now an efficient and bright device
SOUL-DRIFTER
Jan 11, 2018
Replies
2
Views
690
Jan 13, 2018
August
The Large Hadron Collider (LHC)
Toroid
Jun 17, 2018
Replies
2
Views
623
Jan 16, 2019
Toroid
The Lagoon Nebula
Toroid
Apr 22, 2018
Replies
3
Views
762
Apr 29, 2018
Toroid
The ISS could Change Ownership
Toroid
Aug 21, 2016
Replies
0
Views
668
Aug 21, 2016
Toroid
The Internet will Split in Two by 2028
Toroid
Sep 21, 2018
Replies
1
Views
552
Sep 21, 2018
Wade
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