Rick Pantaleo
Rick Pantaleo maintains the Science World blog and writes stories for VOA’s web and radio on a variety of science, technology and health topics. He also occasionally appears on various VOA programs to talk about the latest scientific news. Rick joined VOA in 1992 after a 20 year career in commercial broadcasting.

All posts by Rick Pantaleo

Insight Into Planetary Evolution – Dark Matter Rare in Old Galaxies

Posted March 17th, 2017 at 4:20 pm (UTC-4)
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Scientists Gain New Insight into Planetary Evolution Scientists recently gained new insight into the evolution of planet formation by creating and studying a model of a fairly young solar system 300 light years from Earth. The nearly 13 million year-old planetary system circles a star known as HD 106906. The system features a surrounding planet […]

NASA Prevents Space Wreck; Black Hole Winds; Oldest Fossils Found

Posted March 3rd, 2017 at 4:15 pm (UTC-4)
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NASA Prevents a Wreck at Mars The folks at NASA’s MAVEN program recently had to give their spacecraft a small unscheduled course correction so that it wouldn’t smash into Mars’s moon Phobos. The spacecraft that’s been circling the Red Planet for a little over two years conducted a motor burn that give it a slight […]

February 2017 Science Images

Posted March 1st, 2017 at 4:30 pm (UTC-4)
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Exoplanet Bonanza; Good Sleep = Less Stress; Help Find Planet 9

Posted February 23rd, 2017 at 4:25 pm (UTC-4)
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7 Earth-Like Planets Found Orbiting Single Star Scientists using NASA’s Spitzer Space Telescope have found the largest group of earth-like planets circling a single star. A total of seven planets were observed orbiting TRAPPIST-1, a star located only about 40 light years from Earth. The discovery also set a record for the number of planets that were […]

Olive Oil Key to a Healthy Heart? – Black Holes – Liquid H2O on Mars?

Posted February 13th, 2017 at 4:20 pm (UTC-4)
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Diet Rich in Olive Oil Can Help Keep Heart Healthy To keep heart healthy doctors recommend that you keep an eye on your cholesterol levels. But there are two main types of cholesterol – LDL or bad cholesterol and HDL, also known as good cholesterol. LDL cholesterol is bad because it builds up on artery […]

No Worries – Scientists Say Earth’s Poles Won’t Flip for 4,000 Years

Posted February 9th, 2017 at 3:55 pm (UTC-4)
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The Earth’s magnetic fields helps create a shield that protects us from the continuous onslaught of highly charged space particles and radiation, which are dangerous to creatures living on the Earth’s surface. Without these protective fields, scientists say that the solar wind also would simply blow away our atmosphere in way similar to what scientists suspect […]

January 2017 Science Images

Posted February 1st, 2017 at 9:12 am (UTC-4)
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Is the Universe Connected By a Cosmic Web?

Posted January 26th, 2017 at 4:02 pm (UTC-4)
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Some people think that the universe is just a hodge-podge of various celestial objects, such as planets, stars and galaxies. But over the years, scientists have found more evidence that the universe may be anything but random, and is actually more organized and interconnected—like an enormous spider web. Our place in the web Let’s start […]

Ants Goof Off Too; Milky Way Steals Stars; Astronomers Spot Exocomets

Posted January 16th, 2017 at 1:12 pm (UTC-4)
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Ants Balance Work and Rest to Maintain Colony Ants have a reputation of being dedicated and hardworking creatures. But did you know that like humans, ants also seek to maintain a healthy balance of work and rest? While an ant colony appears to be filled with busy workers, according to new research, there are also […]

Radioactive Material Found in Fracking Waste; Searching Space for H20

Posted December 21st, 2016 at 4:30 pm (UTC-4)
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Radioactive Isotopes Found in Fracking Waste US oil and natural gas production, has been boosted in recent years by a drilling process known as hydraulic fracturing, commonly called “fracking.” But this practice has also been criticized for its possible impact on the environment because of the wastewater this method generates. A new study published in […]