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'Highway from Hell' Fed Deadly Volcano

Molten rock from Earth's hellishly hot mantle can punch through miles of overlying crust in a matter of months, a new study finds. Full story

Mexico keeps constant eye on Popocatepetl volcano

In a clean, hushed room in the south of Mexico City, cameras, computer screens and scrawling needles track the symptoms of a special patient, as they have every second of every day for the past two decades. The monitors indicate that "Don Goyo" is breathing normally, even as he spews hot rock, steam Full story

Mexico lowers alert level for Popocatepetl volcano

MEXICO CITY (Reuters) - Mexico has lowered the alert level for the Popocatepetl volcano a notch, just weeks after an increased level of explosive activity belched ash over Mexico City and prompted international airlines to suspend flights. Full story

Alaska's Redoubt Volcano 'Screamed' Before Exploding

Earthquakes can often signal an impending volcanic eruption, and sometimes before a mountain blows its lid, seismologists detect a continuous, rhythmic series of quakes known as a harmonic tremor. Full story

Volcanic ash closes Mexico regional airport

An airport serving Mexico's fourth-largest city has suspended operations due to volcanic ash from the Popocatepetl volcano. Full story

Mexico volcano spits 2 mile-high ash cloud

The Popocatepetl volcano just east of Mexico City has spit out a cloud of ash and vapor 2 miles (3 kilometers) high over several days of eruptions, and Mexico City residents awoke Saturday to find a fine layer of volcanic dust on their cars. Full story

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New Look at What Lies Beneath Hawaii

U.S. airlines delay flights to Mexico City as volcano spews ash

Massive Earthquakes Make Volcanoes Sink

Alaska volcano erupts with new intensity, disrupts local flights

Mount Etna among 19 new UNESCO World Heritage sites

One of Earth's Most Active Volcanoes Named World Heritage Site

Second Alaska Peninsula volcano spurts ash, lava and steam

Do Mantle Plumes Exist? Mission Aims to Answer

Irish Cold Spells Linked to Volcanic Eruptions, Via Old Writings

What Ancient Roman Concrete Could Teach Modern Builders

Video

  6 family-friendly national parks to visit this summer

Laura Begley from Travel + Leisure magazine explains how your family can enjoy a trip to one of our country’s beautiful landscapes, such as Volcanoes National Park or the Grand Tetons – for less than $210 per night.

  ISS photo shows erupting volcano

The volcano, which erupted in the Aleutian Islands, began spewing ash on May 13, and the photo was taken five days later. NBC’s Ann Curry reports.

  Ash spews from Costa Rica volcano

The Turrialba volcano spews a huge column of ash into the skies over Coast Rica forcing evacuations in the nearby town of La Central. NBCNews.com's Dara Brown reports.

  Alaska volcano erupts with lava, ash

The remote Pavlof Volcano is erupting, releasing ash, steam and gas visible from Cold Bay, Alaska. NBC’s Brian Williams reports.

  Mexico volcano spews ash two miles high

A powerful explosion of burning ash is sent two miles high by a volcano just 40 miles outside of Mexico City. NBCNews.com's Dara Brown reports.

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Related Photos

A building designed after the Potala Palace in Tibet and a fake volcano is seen behind a fence at Fisherman's Wharf in Macau
A building designed after the Potala Palace in Tibet and a fake volcano is seen behind a fence at Fisherman's Wharf in Macau

A building designed after the Potala Palace in Tibet and a fake volcano is seen behind a fence at Fisherman's Wharf in Macau July 28, 2013. REUTERS/Tyrone Siu

Villagers Offer Up Gifts To Volcano As Part Of Yadnya Kasada Festival
Villagers Offer Up Gifts To Volcano As Part Of Yadnya Kasada Festival

PROBOLINGGO, EAST JAVA, INDONESIA - JULY 23: Villagers catch offerings thrown by Hindu worshippers at the crater of Mount Bromo during the Yadnya Kasada Festival at crater of Mount Bromo on July 23, 2013 in Probolinggo, East Java, Indonesia. The festival is the main festival of the Tenggerese peopl

A man walks on ash spewed by the Tungurahua volcano after an eruption, in Banos
A man walks on ash spewed by the Tungurahua volcano after an eruption, in Banos

A man walks on ash spewed by the Tungurahua volcano after an eruption, in Banos July 14, 2013. The Tungurahua volcano, which has been in an eruption process since 1999, erupted twice on Sunday, sending ash and pyroclastic material into the atmosphere, local media said. REUTERS/Carlos Campania (ECUAD

A general view of the slopes of the Tungurahua volcano covered with ash after an eruption, in Banos
A general view of the slopes of the Tungurahua volcano covered with ash after an eruption, in Banos

A general view of the slopes of the Tungurahua volcano covered with ash after an eruption, in Banos July 14, 2013. The Tungurahua volcano, which has been in an eruption process since 1999, erupted twice on Sunday, sending ash and pyroclastic material into the atmosphere, local media said. REUTERS/Ca