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Ghostly neutrino caught in South Pole ice ushers in a new astronomy

Last week, scientists announced the 1st known source for ghostly, high-energy neutrinos. The source is a blazar, a billion-solar-mass black hole 3.7 billion light-years away. The discovery establishes a new way to study the universe.

Scared yet? 2018 has 2 Friday 13ths

This Friday the 13th comes exactly 13 weeks after 2018’s first Friday the 13th, in April. The whats, whens and whys of Friday the 13th.

From Pluto, Earth to transit sun on July 12

Earth transits seen from Pluto are rare. The last one happened in 1931, a year after Clyde Tombaugh discovered Pluto. It won’t happen again for 161 years.

Pluto: Preparing for the perfect alignment

Here’s how and why astronomers plan to aim the Hubble Space Telescope and several ground-based telescopes toward Pluto around the July 12 Earth transit.

Heads up! It’s a month of eclipses

Partial solar eclipse July 13. Total lunar eclipse July 27. Partial solar eclipse August 11.

Double moon on July 27? August 27?

Let’s be hoax-busters. This one is sure to be circulating, since it circulates every year. No. Mars will not be as large as the moon on July 27, August 27, or ever.

Fragments of asteroid 2018 LA found in Botswana

Astronomers detected this small asteroid just 8 hours before it struck Earth’s atmosphere over southern Africa on June 2, 2018, producing a terrific explosion. Now researchers report finding its meteorites.

Heads up on July 2019 total solar eclipse

A 5-minute video from the European Southern Observatory on the 2019 eclipse in South America and the South Pacific. Eclipse map, and more.

Virga is rain that doesn’t reach the ground

We’ve all seen virga, but maybe not known what it’s called. Virga is rain that evaporates before it hits the ground. Enjoy these photos!

Have aliens visited Earth? Question worthy of study, says physicist

About 5 percent of all UFO sightings cannot be easily explained by weather or human technology. A physicist argues that there’s compelling evidence to justify serious scientific study and that the skeptics should step aside – for the sake of humanity.

Scientists listen to ocean bubbles

A research team recorded the sound of methane bubbles seeping from the seafloor off the Oregon coast, with the aim of using acoustics to identify – and perhaps measure – this important greenhouse gas in the ocean.

How fireworks get their colors

The beautiful colors in fireworks – so good at stirring our emotions – are pure chemistry.

Dust from Africa spreads into the Americas

This past weekend, a massive dust cloud from Africa’s Sahara Desert swept across the Atlantic and caused hazy skies across Texas, Mexico and parts of Central America.

Join EV Nautilus in a meteorite search

On Monday, the sea-going research vessel EV Nautilus will search for fragments of a minivan-sized meteorite that fell into the ocean, after lighting up skies over Washington, Oregon and British Columbia. You’re invited!

Mapping the threat of small near-Earth asteroids

65 million years ago, a monster asteroid wiped out 2/3 of all life on Earth, including the dinosaurs. But an astrophysicist explains why it’s the smaller near-Earth objects (NEOs) that pose a greater imminent threat.

James Webb Space Telescope launch pushed to 2021

Space fans waiting for the launch of the Webb Space Telescope – which will be the successor to the Hubble Space Telescope – will have to wait longer.

Asteroid Day 2018 is June 30

The 4th annual Asteroid Day is Saturday. What’s in store? Science, adventure and a 48-hour live webcast! How to participate.

Great white sharks dive deep into warm-water whirlpools

Researchers tracked 2 great white sharks to find out where they spend their time. Watch a cool video of the tricky job of tagging Lydia, a great white swimming in Florida waters.

Fragments found for small asteroid that exploded over Russia last week

The meteor was seen over Russia on June 21. Now scientists from Ural Federal University are reporting finding meteorite fragments from the event. Plus … why are so many large meteors seen over Russia?

Will your summer will be full of mosquitoes?

Now that it’s summer in the Northern Hemisphere, our thoughts turn to … mosquitoes! Here’s some handy info from a biologist.