Tokyo U. nuke expert: Radioactive substances may have “poured” into pipe during explosion — Levels could also be extremely high outside Reactors No. 3 and 4

NYT: Fatal Radiation Level Found at Fukushima — “Exceeded” 10 sieverts per hour, measuring device was maxed out

“Highest radiation level since the start of the nuclear crisis”: 10 sieverts per hour measured outside between Reactors No. 1 and 2

NHK News Flash: Electricity cut at Reactors No. 3 and 4, cooling system shut down — TEPCO says no “major” change in radiation around plant

Reactors No. 5 and 6 contain 8,000 tons of radioactive water — Will be transferred to megafloat over next few months

Flashes followed by increased smoke/steam near Reactors No. 3 and 4 (VIDEO)

Workers found with over 600 millisieverts of radiation after being in control rooms of Reactors No. 3 and 4 — Only tested them for iodine and cesium

Blackouts hit Reactors No. 1 and 2 — Nitrogen injections to prevent explosions stopped

TEPCO acknowledges ‘vapor’ is still being seen at Reactors No. 2, 3 and 4 spent fuel pools

Report: Reactor No. 1 “exploded” after full meltdown — Similar pattern of disaster befell Reactors No. 2 and 3

Fukushima plant probably began spewing radiation within hours of earthquake: data, National Post, May 21, 2011

Rapid meltdown happened at Reactors No. 2 and 3 — Indicated by black smoke at No. 3

Melting of nuclear fuel at Reactors No. 2 and 3 “extensive if not complete” — “Far more dire than previously recognized”

WSJ says “meltdown” at Reactors No. 2 and 3

Cores Damaged at Three Reactors, Wall Street Journal, May 16, 2011 at 3:03 pm EDT

Tepco says fuel in Reactors No. 2 and 3 may have melted — Announcement about the two reactors “will be made later”

Moody’s cuts TEPCO credit rating after today’s news about Reactors No. 2 and 3, saying damage at plant “appears worse than previously indicated”

Cesium found near drainage gates at Reactors No. 5 and 6

TEPCO: Water level data from Reactors No. 2 and 3 “may not be credible” after what happened at No. 1

“Unusual amount of smoke” billowing from Reactors No. 3 and 4 “nothing to be concerned about” says TEPCO, Japan gov’t

Japan: New Smoke At Nuclear Plant, CBS, May 8, 2011

TEPCO admits No. 1 and No. 2 reactors suffered more damage than originally believed