Articles from Science News (May 1, 1999)

Title	Author	Type	Words
Black holes go middle class.	R.C.	Brief Article	336
Cells link headache to heart disease.	L.H.		231
Does obesity trigger chronic inflammation?	Raloff, J.	Brief Article	724
Dust from long ago made Leonid fireballs.	Cowen, R.	Brief Article	508
Getting to the root of protein production.	Travis, J.	Brief Article	443
Last drop squeezed from recycled tires.	Weiss, P.	Brief Article	379
Life on Mars: Take two.	R.C.		268
Living-Cell Dialysis Works on Dogs.	Seppa, N.	Brief Article	621
Mom's cells tied to autoimmune ills.	L.H.		354
More than one way to mutate a cell's DNA.	Helmuth, L.	Brief Article	478
Parasites make frogs grow extra legs.	Milius, S.	Brief Article	455
Plants signal stress with a toluene burst.	Wu, C.	Brief Article	492
Plate Tectonics ... on Mars.	COWEN, RON		2019
Skating to Extinction?	RALOFF, JANET		2289
Some fats may ward off colon cancer.	J.R.		290
Tuckered out by soccer? Try peanuts.		Brief Article	332