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A view of Murmansk with a smoke stack and other buildings as the sun rises.

The sun sometimes rises: How one Russian city makes it through the polar night

Polar

Murmansk is the largest city in the Arctic Circle. Nowhere else in the world do so many people spend so long in near-perpetual darkness. On Sunday, residents came out to catch the first glimpse of the sun in 40 days.

A composite image of a partial (left) and total (right) solar eclipse, taken in March 2015.

What you need to know about this month’s total solar eclipse

Science
How does your sunscreen stack up?

Does your sunscreen make the grade?

Health
The shadow of the moon

What solar scientists will be watching for in this summer’s total eclipse

Science
Solar flare, May 5

Biggest solar flare of the year showers the Earth

Science

Second Solar Storm Headed for Earth

Something new may be further complicating domestic surveillance missions over at the high-tech NSA: Powerful solar storms. On Tuesday, the Sun released superheated particles that were headed toward Earth and reports came down on Friday that the Sun fired a second massive solar storm. The storms produce what astronomers call a coronal mass ejection where millions of […]

Earth enters period of turbulent solar weather

Environment

The Earth is entering a period of heightened solar activity — how this affects power grids and wireless signals.

An Inside Look at The Largest Solar Boat Ever Built

In 2012, The MS Turanor Planet Solar became the first boat to complete a trip around the world exclusively on solar energy. In 2013, PlanetSolar has moved beyond the role of a mobile ambassador of photovoltaic energy by becoming a scientific platform for the “PlanetSolar DeepWater” expedition.

Where in the Solar System Is Voyager 1?

There was a moment last week when the scientific community was on the edge of its seat after news that NASA’s Voyager 1 had left the solar system. Voyager 1 is one of two spacecraft sent into the far reaches of the cosmos in the late 1970s to tour the solar system and collect data. […]

The World

A Visual Feast

Poet Rod Clark loves Thanksgiving at his Wisconsin farm – but wanted more than food to celebrate the holiday.