Here, some of the people at the centre of the debate explain what Mauna Kea and the Thirty Meter Telescope (TMT) project mean to them. The $1.4bn (£1.1bn) TMT could help answer one of mankind's ...

The National Science Foundation said Tuesday that it is launching a full environmental review of the stalled Thirty Meter Telescope project ... in funding for the TMT. Read more ...

Work on the $1.4bn (£1bn) Thirty Meter Telescope (TMT) had paused in 2015 after protests from some native Hawaiians, to whom the land is sacred. The state's top court ruled 4-1 in favour of the ...

Legally, TMT has the green light to start construction again (it hasn't). There's a strong science case for why the project should continue though. The telescope's huge 30-meter (100 foot ...

The Thirty Meter Telescope is back as a hot topic, after Hawaii County’s new mayor said he could now support the project if it’s done right. In videos posted to social media in recent days, Hawaii ...

Thirty Meter Telescope protesters walk on a road on June 24, 2015, during the first of many blockades that stopped TMT construction vehicles from driving up to the summit of the mountain.

As recently as last month, the National Science Foundation was still weighing what project to give $1.6 billion dollars to TMT, or a competing telescope known as GMT which would be located in Chile.

Coherent Corp. (NYSE: COHR), a key partner in the development of the Thirty Meter Telescope (TMT), is proud to announce the completion of its 100th polished mirror segment. This significant ...