Laura Valentine

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New dolphin species spotted swimming off Australian coast

WASHINGTON (Reuters) - A newly discovered species of humpback dolphin has been seen swimming off the northern Australia coast, an international team of scientists reported this week.<p>All humpback dolphins have a characteristic hump just below the dorsal fin, but there are several distinct species in …

Halloween costumes inspired by science

Halloween is upon us. But what if you're someone who has dedicated their life to science? Halloween typically means dressing up as something "scary", and almost everyone interprets this as something with supernatural, paranormal or just flat-out impossible origins. So what is a rational scientist …

How your dog's wagging tail can reveal its emotions

The way your dog wags its tail may reveal how it is feeling, according to new research<p>Dog owners have long assumed that when their pet’s tail is wagging, it is usually a sign of contentment and happiness.<p>Scientists have discovered, however, that dogs communicate far more information about their …

Report on sports concussions in kids calls for more study

As American children play team sports in greater numbers and with growing intensity, their risk of getting a<p>concussionhas grown but the science of preventing, diagnosing and treating this increasingly frequent brain injury remains maddeningly incomplete, a group of experts warned Wednesday.<p>Although …

Is it Better to Walk or Run in the Rain?

MAGNETS: How Do They Work?

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Quadrantid Meteor Shower: Odd in Several Ways

The Quadrantids (pronounced KWA-dran-tids) are a meteor shower that happens every January. It is an odd shower compared to others. It was discovered …

Meteor Showers