Author Archives: Jennifer Cutraro

Speedy sharkskin

Each of these shark denticles is about the thickness of one sheet of paper or a strand of hair.  Credit: George Lauder

Tiny, toothlike bumps boost sharks’ swiftness

Posted in Animals | Tagged

Science fair as a family affair

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Parents share their tips on helping kids prepare for a science fair

Posted in Young Scientists | Tagged

Young scientists work together and win

Broadcom MASTERS finalists

Broadcom MASTERS competitors qualified with individual projects, but won based on team challenges

Posted in Young Scientists | Tagged

Young scientists come to Washington

Broadcom MASTERS 2011

Thirty middle school students compete in the inaugural Broadcom MASTERS science challenge

Posted in Young Scientists | Tagged

Springing forward

Climate change affects the timing of flowering, migration and other natural cycles, meaning spring is coming earlier in many parts of the world.

Posted in Environment & Pollution

Mood-boosting drugs make unhappy fish

Drugs called antidepressants find their way into lakes and streams, affecting the behavior of fish living there in unexpected ways

Posted in Environment & Pollution

Body clocks

Scientists are finding that when you sleep is just as important as how much you sleep

Posted in Body & Health

A new look at Saturn’s rings

New information from space missions suggests Saturn’s rings may be older and have more mass than scientists thought

Posted in Space

Fast-flying fungal spores

Using high-speed cameras, scientists identify the fastest spores on Earth.

Posted in Microbes, Fungi & Algae

What is a planet?

The ancient Greeks first coined the name “planet,” a word that means “wandering star,” according to David Weintraub, an astronomer at Vanderbilt University in Nashville, Tenn. Aristotle, the Greek natural philosopher who lived over 2,000 years ago, identified seven “planets” …

Posted in Space | Tagged