Observation of Gravitational Waves from a Binary Black Hole Merger

Accelerating expansion of the universe

The accelerating expansion of the universe is the observation that the universe appears to be expanding at an increasing rate, so that the velocity at which a distant…

Space

Space is the boundless three-dimensional extent in which objects and events have relative position and direction.

Physical cosmology

Physical cosmology is the study of the largest-scale structures and dynamics of the Universe and is concerned with fundamental questions about its origin, structure…

Albert Einstein

List of Gravitational-wave observations

REDIRECT List of gravitational wave observations.

List of gravitational wave observations

This is a list of observed gravitational wave events. Observation of gravitational waves constitutes part of gravitational wave astronomy.

Timeline of cosmological theories

This timeline of cosmological theories and discoveries is a chronological record of the development of humanity's understanding of the cosmos over the last two-plus…

History of gravitational theory

In physics, theories of gravitation postulate mechanisms of interaction governing the movements of bodies with mass.

Gravitational wave

Gravitational waves are ripples in the curvature of spacetime that are generated in certain gravitational interactions and propagate as waves outward from their source…

Radiant energy

In physics, and in particular as measured by radiometry, radiant energy is the energy of electromagnetic and gravitational radiation.

Kerr metric

The Kerr metric or Kerr geometry describes the geometry of empty spacetime around a rotating uncharged axially-symmetric black hole with a spherical event horizon.

GEO600

GEO600 is a gravitational wave detector located near Sarstedt in the South of Hanover, Germany.

Joseph Weber

Joseph Weber (May 17, 1919 – September 30, 2000) was an American physicist. He gave the earliest public lecture on the principles behind the laser and the maser and…

Timeline of South Asian and diasporic LGBT history

This is a timeline of notable events in the history of non-heterosexual conforming people of South Asian ancestry, who may identify as LGBTIQGNC (lesbian, gay, bisexual…

Astronomy

Astronomy, a natural science, is the study of celestial objects (such as stars, galaxies, planets, moons, asteroids, comets and nebulae) and processes (such as…

Binary pulsar

A binary pulsar is a pulsar with a binary companion, often a white dwarf or neutron star.

List of black holes

This is a list of black holes (and stars considered probable candidates) organized by size (including black holes of undetermined mass); some items in this list are…

Ronald Drever

Ronald W.P. Drever (born 1931) is a Scottish experimental physicist. He was a Professor Emeritus at the California Institute of Technology, co-founded the LIGO project…

Gabriela González

Gabriela González, (born 24 February 1965 in Cordoba, Argentina) is a professor of physics and astronomy at the Louisiana State University and was the spokesperson for…

Kip Thorne

Thorne rapidly excelled at academics early in life, becoming one of the youngest full professors in the history of the California Institute of Technology.

David Reitze

David Reitze is an American laser physicist who is Professor of Physics at the University of Florida and served as the scientific spokesman of the Laser Interferometer…

Hanford Site

The Hanford Site is a mostly decommissioned nuclear production complex operated by the United States federal government on the Columbia River in the U.S.

Graviton

A feature of gravitons in string theory is that, as closed strings without endpoints, they would not be bound to branes and could move freely between them.

Massive gravity

In theoretical physics, massive gravity is a theory of gravity that modifies general relativity by endowing the graviton with a nonzero mass.

Gravitational wave background

A possible target of gravitational wave detection experiments is a stochastic background of gravitational waves.

List of unsolved problems in physics

The following is a list of unsolved problems grouped into broad area of physics.

LIGO Scientific Collaboration

The LIGO Scientific Collaboration (LSC) is a scientific collaboration of international physics institutes and research groups dedicated to the search for gravitational…

Rainer Weiss

Rainer (Rai) Weiss is professor of physics emeritus at MIT.

History of general relativity

Before the advent of general relativity, Newton's law of universal gravitation had been accepted for more than two hundred years as a valid description of the…

Introduction to general relativity

General relativity is a theory of gravitation that was developed by Albert Einstein between 1907 and 1915.

Black hole

A black hole is a geometrically defined region of spacetime exhibiting such strong gravitational effects that nothing—including particles and electromagnetic radiation…

Livingston, Louisiana

Livingston is the parish seat of Livingston Parish, Louisiana, United States. The population was 1,769 at the 2010 census.

LIGO

The Laser Interferometer Gravitational-Wave Observatory (LIGO) is a large-scale physics experiment to detect gravitational waves.

Orders of magnitude (energy)

This list compares various energies in joules (J), organized by order of magnitude.

Gravitational-wave astronomy

Gravitational-wave astronomy is an emerging branch of observational astronomy which aims to use gravitational waves (minute distortions of spacetime predicted by Einstein…

Evolved Laser Interferometer Space Antenna

The Evolved Laser Interferometer Space Antenna (eLISA), previously called the Laser Interferometer Space Antenna (LISA), is a proposed European Space Agency mission…

Tests of general relativity

At its introduction in 1915, the general theory of relativity did not have a solid empirical foundation.

Gravitational-wave observatory

A gravitational-wave observatory (or gravitational-wave detector) is any device designed to measure gravitational waves, tiny distortions of spacetime that were first…

General relativity

General relativity (GR, also known as the general theory of relativity or GTR) is the geometric theory of gravitation published by Albert Einstein in 1915 and the…

Binary black hole

A binary black hole is a system consisting of two black holes in close orbit around each other.

2016 in science

A number of significant scientific events have either occurred or are scheduled to occur in 2016.