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Stories by Everyday Einstein Sabrina Stierwalt

Why Is Hawaii Banning Sunscreen?

Recent research shows that oxybenzone and octinoxate are detrimental to coral growth and increase the rate of coral bleaching

June 30, 2018 — Everyday Einstein Sabrina Stierwalt

What's It Take to Get to Pluto?

Astrobiologist David Grinspoon describes some of the stories that make up his new book on NASA’s epic first mission to Pluto

June 16, 2018 — Everyday Einstein Sabrina Stierwalt

How Do We Find Exoplanets?

Astronomers have found more than 3700 worlds outside of our solar system in the past 25 years. How do they find them?

May 9, 2018 — Everyday Einstein Sabrina Stierwalt

How Do We Measure Time? 5+ Innovative Ways

How do we measure time? How accurate are today’s clocks relative to the first clocks of ancient times? And what is the definition of a second?

March 21, 2018 — Everyday Einstein Sabrina Stierwalt

How Does Sand Get Its Color?

Sand’s color is derived from its mineralogy, or the physical structure of the crystals that populate the sand.

March 7, 2018 — Everyday Einstein Sabrina Stierwalt

The Physics of Figure Skating

Let’s break down some of the crucial elements behind figure skating's moves, like the loop, flip, salchow, axel, and lutz

February 24, 2018 — Everyday Einstein Sabrina Stierwalt

How Fast Can a Marathon Be Run?

Is there an absolute minimum time to run a marathon? Will humans ever break the 2 hour mark? What does it take to set a world record marathon time? 

February 14, 2018 — Everyday Einstein Sabrina Stierwalt

Could Artificial Wombs Be a Reality?

But what if babies born prematurely could be put into an artificial womb-like environment to complete their gestation?

January 24, 2018 — Everyday Einstein Sabrina Stierwalt

How Old Is the Universe?

Everyday Einstein explains how we determine the age of our universe from ancient stars and relic radiation left over from the big bang

January 10, 2018 — Everyday Einstein Sabrina Stierwalt

What Was the Christmas Star?

Was it a comet? A supernova? A planet? Or some otherwordly phenomenon? Everyday Einstein examines the possibilities.

December 20, 2017 — Everyday Einstein Sabrina Stierwalt

When Is It Safe to Eat Moldy Food?

When is it still okay to eat moldy food? Are any molds edible? How important is it to follow those "sell by" dates printed on my egg carton?

December 13, 2017 — Everyday Einstein Sabrina Stierwalt

How Much Does My Dog Understand?

Many of us have been caught talking to our dogs, but how much of what we say to them do they actually understand?

December 2, 2017 — Everyday Einstein Sabrina Stierwalt