Page 5 - Mount Ontake News Today

Scientists have found that the ratio of atoms in specific gases released from volcanic fumaroles (gaps in the Earth’s surface) can provide an indicator of what is happening to the magma deep below.

Changes in the ratio of argon-40 to helium-3 can show how foamy the magma is, which signals the risk of various types of eruption, and this can show when things may be "heating up."

Volcanic eruptions are dangerous and difficult to predict. A team at the University of Tokyo has found that the ratio of atoms in specific gases released from v

Volcanic eruptions are dangerous and difficult to predict. A team at the University of Tokyo has found that the ratio of atoms in specific gases relea....

OTAKI, Nagano Prefecture--Bereaved families of dozens of hikers who died or went missing in the nation’s worst volcanic eruption disaster in the postwar era gathered here to remember the victims on Sept. 27, the eighth anniversary of the tragedy.

Looking backward

MATSUMOTO, Nagano Prefecture--A court has dismissed claims by bereaved families for damages over a volcanic eruption that left 63 hikers dead or missing in 2014, ruling that raising the alert level would not have prevented the tragedy.

Shadowy human figures seem to drift hauntingly through the mountains surrounded by rainbow light. Learn more about this and seven other strange and wonderful phenomena observed in nature.

We've found a selection of amazing photos of you to enjoy, and none of them have been manipulated to add or remove elements through software.

Japan’s weather agency raised its alert level for a volcano near the center of the country that erupted in 2014, leaving 63 people dead or missing.