Results 31 to 40 of about 1,257,822 (215)

Making Outer Space Legal: The “Appearance” of Extraterrestrial Intelligence at the Dawn of the Space Age

open access: yesHistories
This paper addresses the knowledge gap on the beginning of the history of contact with extraterrestrial intelligent beings in international astronautics. In the mid-1950s, the world’s space law practitioner, Andrew G.
Gabriela Radulescu
doaj   +1 more source

A Statistical Approach to Illustrate the Challenge of Astrobiology for Public Outreach

open access: yesLife, 2017
In this study, we attempt to illustrate the competition that constitutes the main challenge of astrobiology, namely the competition between the probability of extraterrestrial life and its detectability.
Frédéric Foucher   +3 more
doaj   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

An Encounter with Extraterrestrial Intelligence.

open access: yesBiological Sciences in Space, 2003
It is much easier to find extraterrestrial intelligence than to detect simple organisms living on other planets. However, it is hard to communicate with such intelligence without the mutual understanding of inter-stellar communication protocol. The radio SETI (The Search for Extra-Terrestrial Intelligence) was initiated with the pioneering work of F ...
openaire   +3 more sources

Flexible Sensors for Robotics Tactile Perception: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Flexible tactile sensing for robotics is reviewed through four interconnected dimensions. Physical mechanisms include piezoresistive, capacitive, piezoelectric, triboelectric, iontronic, and optical sensing. Structural design includes bioinspired, defect‐based, and MEMS‐based tactile systems.
Yu Song, Ying Chen, Yihao Chen, Xue Feng
wiley   +1 more source

The search for extraterrestrial intelligence: SETI [PDF]

open access: yes, 1977
A bibliography of reports concerning the Search for Extraterrestrial Intelligence is presented. Cosmic evolution, space communication, and technological advances are discussed along with search strategies and search ...
Morrison, Philip   +2 more
core  

On the probability of extraterrestrial intelligence

open access: yesFrontiers in Astronomy and Space Sciences
On the face of it, the question of whether there exists extraterrestrial intelligent life within the Milky Way galaxy may seem as presently unanswerable as profound in its bearing upon our understanding of humanity’s place in the greater cosmos.
Skyler J. Masse, Robert K. Masse
doaj   +1 more source

Spontaneous Cyclic Levitation of Glycerol‐Water Droplets at Low Pressures

open access: yesAdvanced Science, EarlyView.
Under low pressure, a minute glycerol addition transforms the chaotic dynamics of freezing water droplets into cyclic levitation. Freeze‐concentration preserves liquid pathways that relax expansion‐induced stress, while freezing point depression weakens asymmetric vaporization recoil.
Chen Xu   +10 more
wiley   +1 more source

A bibliography on the search for extraterrestrial intelligence [PDF]

open access: yes, 1978
This report presents a uniform compilation of works dealing with the search for extraterrestrial intelligence. Entries are by first author, with cross-reference by topic index and by periodical index.
Mallove, E. F.   +3 more
core  

Falling Forward : The Fermi paradox, supermassive black holes, and the likely flight of extraterrestrial intelligence toward extreme time dilation.

open access: yes, 2023
It is argued that an advanced extraterrestrial intelligence has an overwhelming incentive to permanently occupy a reference frame where time is greatly slowed by relativistic effects.
Christopher Reiss
core   +1 more source

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