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How do fireworks get their beautiful colors?
The red, orange, yellow, green, blue and purple colors exploding in the night sky during a fireworks festival are created by the use of metal salts.
July 3, 2026
July birthstone: The rare and precious ruby
The July birthstone is the ruby, one of the most prized precious stones. It is also one of the hardest gemstones, and is chemically related to the sapphire.
July 1, 2026
Asteroid Day to be observed worldwide on June 30
The annual Asteroid Day program is in Luxembourg on June 26 and 27, 2026. That's ahead of the internationally recognized Asteroid Day June 30.
June 26, 2026
3rd batch of Pentagon UAP files: Orbs and more
The U.S. government has released its 3rd batch of Pentagon UAP files. Only a few videos this time, but over 50 documents.
June 14, 2026
See the International Space Station before it’s gone
The International Space Station has been orbiting our planet since 1998. Here's how to spot the ISS soaring overhead in your nighttime sky.
June 14, 2026
What is The Hum? Scientists provide an update
For decades, people around the world have reported hearing The Hum. What is it? A new study helps narrow down possible answers.
June 7, 2026
Celebrate World Oceans Day today, June 8, 2026
World Oceans Day is a day to honor our connection to Earth’s oceans and to learn what we can do to protect ocean habitats. Celebrate World Oceans Day on June 8.
June 7, 2026
Names for days of the week come from the solar system
The names for the days of the week come from the solar system bodies that the ancients could see in the sky. See a breakdown of the days here.
June 5, 2026
Blue Origin explosion update: Less damage than expected
Blue Origin CEO Dave Limp gave an update on June 1, 2026, about the explosion that occurred during launch of its New Glenn mega-rocket in Florida.
June 4, 2026
June birthstone: Pearl, moonstone or alexandrite
June babies ... it is time to choose your June birthstone: pearl, moonstone or alexandrite. All of them are lovely choices.
June 2, 2026
