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Happy Friday the 13th

When a common year of 365 days starts on a Sunday, as it did this year, 2 Friday the 13ths are inevitable. The 1st one was in January and the 2nd in October.

Today in science: The Day of 6 Billion

Global population reached 6 billion in 1999 and 7 billion in 2011. Today – October 12, 2017 – it stands at about 7.6 billion, according to United Nations estimates.

Asteroid to sweep close October 11-12

Asteroid 2012 TC4 is being used as a test of Earth’s global asteroid defense system. How to see it online.

Penetrating the mystery of why we age

Researchers in Germany call the aging process “a quirk of evolution” and take a step forward in understanding why we didn’t evolve to live forever.

International Observe the Moon Night

A public event coming up on October 28. Events scheduled around the globe. Click in for more info and links.

How gravitational waves attracted a Nobel Prize

The 2017 Nobel prize for physics was awarded to scientists who helped pioneer the discovery of ripples in the fabric of spacetime, known as gravitational waves. 

Nobel winners shed light on circadian rhythms

Three American scientists share the 2017 Nobel Prize in Physiology or Medicine for work that explained how our cells keep track of time.

Help identify Earth features in astronaut photos

Hey citizen scientists! You’re invited to test a new tool to study Earth using photos taken by International Space Station astronauts. Here’s how.

In 2017, China’s Mid-Autumn Festival on October 4

The Mid-Autumn Festival or Moon Festival features the beautiful idea that we all see the same moon.

Scientists reveal secrets of lost continent Zealandia

Scientists have just returned from a major expedition to Zealandia, a “hidden” Earth continent, likely submerged beneath the sea surface more than 80 million years ago.