Lunar lava tube Lunar lava tube Lunar lava tubes are sub-surface tunnels on the Moon that are believed to have formed during basaltic lava flows. When the surface of a lava tube cools, it forms a hardened lid that contains the ongoing lava flow beneath the surface in a conduit-shaped passage. Once the flow of lava diminishes, the tunnel may become drained, forming a hollow void. Lunar lava tubes are formed on surfaces that have a slope that ranges in angle from 0.4° to 6.5°. Lunar lava tubes may be as wide as before they become unstable against gravitational collapse. However, stable tubes
From Me Flows What You Call Time From Me Flows What You Call Time From Me Flows What You Call Time is a 90-page novella by David Mitchell completed in 2016 and not to be published until 2114. It is part of a series by artist Katie Paterson called Future Library project calling for contributions from popular writers for novels to be published in 2114. The title is taken from a piece of music by the Japanese composer Toru Takemitsu. As authors are revealed on a yearly basis, Mitchell was the second author whose participation in the project was made public following Margaret Atwood. Mitchell called the