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Posts by
Shireen Gonzaga
See Mira the Wonderful at its brightest
Catch elusive wonderful Mira, a famous variable star in the constellation Cetus, at its maximum brightness in June 2023. Now you see it ... now you don't!
June 11, 2023
How a Venus flytrap knows when to shut
A fly, attracted to nectar on a strange leaf shaped like an open clam, is about to have a really bad day. Fly, meet the Venus flytrap.
April 28, 2023
Brightest Stars
Alpha Centauri, the star system closest to our sun
Our closest stellar neighbors are the 3 stars that are the Alpha Centauri system. They lie just over 4 light-years away (25 trillion miles or 38 trillion km).
April 16, 2023
Mirach is guide star to 3 galaxies
Mirach in the constellation Andromeda helps stargazers locate the Andromeda Galaxy, the Triangulum Galaxy, and "Mirach's Ghost" (NGC 404).
November 11, 2022
Emperor penguins are good dads
Emperor penguins are some of the most exceptional dads in nature. They endure the harshest winter conditions on Earth for their offspring.
April 15, 2022
Surtsey, volcanic island, emerged in 1963
On November 14, 1963, volcanic island Surtsey rose from the sea. Scientists have since studied the natural colonization of plants and animals on it.
November 14, 2021
Human World
Poison mushrooms: How to tell
A popular adage among mushroom foragers is, “you can eat any mushroom ... once.” Some wild mushrooms are poisonous and will make you sick. A few can kill.
June 17, 2021
What is the age of Earth?
Our planet does not give up its age easily. Scientists studied the oldest rocks from our planet and solar system to figure out Earth's age.
June 3, 2021
How jellyfish swim
Check out the videos in this post to see the hypnotic pulse of swimming jellyfish. Their gentle movement belies a complex flow of water that make these creatures highly energy-efficient swimmers.
April 30, 2021
Earliest known honey jars in Africa are 3,500 years old
An ancient people with a sweet tooth - the Nok culture of sub-Saharan Africa - used terracotta pots to hold honey 3,500 years ago. They may be the earliest confirmed honey collectors in Africa.
April 16, 2021
