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Stories by Karen Hopkin

Shoelace Study Untangles a Knotty Problem

Researchers have trotted out data that show a combination of whipping and stomping forces is what causes laces to unravel without warning. Karen Hopkin reports.

April 12, 2017 — Karen Hopkin

Your Cat Thinks You're Cool

A study of house cats and shelter cats found that the felines actually tended to choose human company over treats or toys. 

March 29, 2017 — Karen Hopkin

High-Sugar Diet Makes Flies Drop Like...Flies

A study examines the effects of a high-sugar diet on the life spans of fruit flies. Another studies how the flies’ appetite-suppressing pathways may be similar to ours. Karen Hopkin reports. 

January 23, 2017 — Karen Hopkin

Highway Sounds Might Mask Life-Saving Birdcalls

The call of the tufted titmouse conveys important information about the presence of potential predators. But only if other birds can hear it. Karen Hopkin reports.

June 30, 2016 — Karen Hopkin

Made Ya Look, Monkey

Over their lifetimes, macaques follow the same trajectory as humans in the amount of interest they have in observing what another individual is looking at. 

June 28, 2016 — Karen Hopkin

Lizard Stripes May Mess Up Predators' Timing

A lizard's stripes may make them look like they’re moving slower than they really are, confusing predators that tend to aim at the head but may wind up with the tail.   

June 20, 2016 — Karen Hopkin

Shy Fish Prefer to Follow Other Shy Fish

Shy sticklebacks were more likely to emerge from under cover when an equally wary fellow was already out there, rather than when a bold individual was present. 

June 3, 2016 — Karen Hopkin

Special Edition: Mysteries of the Mind