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A time capsule is a historic cache of goods or information, usually intended as a deliberate method of communication with future people, and to help future archaeologists, anthropologists, or historians. [1] The preservation of holy relics dates back for millennia, but the practice of preparing and preserving a collection of everyday artifacts ...
Time Capsule I weighs about 800 pounds (360 kg), while Time Capsule II weighs about 400 pounds (180 kg). [5] Time Capsule I was made of a non-ferrous alloy called Cupaloy, created especially for this project. [6] Designed to resist corrosion for 5,000 years, the alloy was made of 99.4% copper, 0.5% chromium, and 0.1% silver. [7]
It is widely believed to have been buried in 1795 by then-Governor Samuel Adams and Paul Revere. It is the oldest known time capsule in the United States. [1] The time capsule is a metal container measuring 5.5 by 7.5 by 1.5 inches (140 mm × 191 mm × 38 mm), and weighing about 10 pounds (4.5 kg). It was first removed from its location in 1855 ...
OSIRIS-REx[a] was a NASA asteroid-study and sample-return mission that visited and collected samples from 101955 Bennu, a carbonaceous near-Earth asteroid. [14] The material, returned in September 2023, is expected to enable scientists to learn more about the formation and evolution of the Solar System, its initial stages of planet formation ...
The arrow of time, also called time's arrow, is the concept positing the "one-way direction" or "asymmetry" of time. It was developed in 1927 by the British astrophysicist Arthur Eddington, and is an unsolved general physics question. This direction, according to Eddington, could be determined by studying the organization of atoms, molecules ...
Philosophy of space and time. Philosophy of space and time is the branch of philosophy concerned with the issues surrounding the ontology and epistemology of space and time. While such ideas have been central to philosophy from its inception, the philosophy of space and time was both an inspiration for and a central aspect of early analytic ...
Time travel is the hypothetical activity of traveling into the past or future. Time travel is a widely recognized concept in philosophy and fiction, particularly science fiction. In fiction, time travel is typically achieved through the use of a hypothetical device known as a time machine.
The International Society for the Study of Time (ISST) is an interdisciplinary organization of professional scientists, humanists, and artists. Established by J. T. Fraser in 1966, [1][2] society members study and explore the multiple dimensions and perspectives of time across the disciplines – the role time plays in the physical, organic ...