- Park Service doesn't always profit from sale of public bison Updated: May-26-15 2:17 pm
RAPID CITY, South Dakota - Last fall, hundreds of publicly owned bison went to private owners, but there wasn't always an exchange of money.
- Study peeks into healthy brains to hunt Alzheimer's culprit Updated: May-26-15 1:26 pm
WASHINGTON - Sticky plaque gets the most attention, but now healthy seniors at risk of Alzheimer's are letting scientists peek into their brains to see if another culprit is lurking.
- Study of walleye in Lake Oahe beginning to yield results Updated: May-25-15 5:14 pm
BISMARCK, North Dakota - A four-year study of walleye in Lake Oahe is only halfway done but already is yielding results that should prove valuable to both wildlife officials and anglers.
- Netting of Yellowstone lake trout is a long-term venture Updated: May-25-15 3:28 pm
JACKSON, Wyoming - It will take another 14 years of intensive lake trout killing in Yellowstone Lake in order for native cutthroat trout to be re-established to the level sought by managers, new research predicts.
- Cicadas to emerge in some parts of eastern Nebraska Updated: May-25-15 1:46 pm
LINCOLN, Nebraska - It's that time of the century again in eastern Nebraska, when cicadas emerge and raise their racket of life and love.
- Fewer students study botany, more plant collections closing Updated: May-25-15 1:13 pm
MOUNT IDA, Arkansas - The teeming plant world could become a virtual mystery in the coming decades as college students increasingly shy away from studying botany and universities across the U.S. shutter their long-standing herbaria.
- Hawaii groups plant coconut trees, protest against Monsanto Updated: May-24-15 4:01 am
HONOLULU - Demonstrators planted coconut trees and waved signs in rallies across the Hawaiian Islands as part of an international day of protests against agriculture business Monsanto.
- Endangered butterfly now missing at Indiana Dunes Updated: May-23-15 2:43 pm
PORTER, Indiana - The endangered Karner blue butterfly hasn't been found this spring at the Indiana Dunes National Lakeshore and officials say they're worried the tiny insect could be gone.
- Fishery managers studying black sea bass population Updated: May-22-15 9:18 am
PORTLAND, Maine - A multistate management commission is working on an assessment of the health of the black sea bass population.
- Judge hears arguments on Jackson County, Ore.'s GMO crop ban Updated: May-21-15 2:13 am
MEDFORD, Oregon - A federal judge who listened Wednesday to two hours of arguments in a lawsuit that challenges a southern Oregon county's ban on genetically modified crops said he might rule as early as next week.
- Scientists link dolphin deaths in Gulf to 2010 BP spill Updated: May-20-15 4:40 pm
NEW ORLEANS - In a new study, a team of scientists says there's a definite link between the massive BP oil spill in 2010 and a record number of dolphin deaths along the northern Gulf of Mexico.
- Local college student modifies innovative biology technique Updated: May-20-15 10:42 am
FAIRBANKS, Alaska - A local undergraduate student has altered an innovative biology technique developed at Stanford University to make it more cost-effective for researchers at smaller laboratories.
- 3rd dead whale washes ashore in San Francisco Bay Area beach Updated: May-19-15 8:37 pm
PACIFICA, California - A dead whale was found on a beach south of San Francisco on Tuesday, the same day two other dead whales that washed up weeks apart were being buried nearby after neighbors complained of their rotting smell.
- 3rd dead whale washes ashore in San Francisco Bay Area beach Updated: May-19-15 8:28 pm
HALF MOON BAY, California - A dead whale has been found on a Half Moon Bay beach, one of three dead whales to have been spotted on a San Francisco Bay Area beach since April.
- Initiative seeks better habitat to help Minnesota's moose Updated: May-19-15 6:11 pm
MINNEAPOLIS - With Minnesota's moose population on the decline, conservation groups have teamed up with government agencies in hopes of helping the animals hang on by enhancing the habitat that's critical to their survival.
- To fight bee decline, Obama proposes more land to feed bees Updated: May-19-15 1:31 pm
WASHINGTON - The Obama administration hopes to save the bees by feeding them better.
- Ohio college hosting conference on aging studies Updated: May-19-15 3:06 am
OXFORD, Ohio - A southwest Ohio university is hosting a four-day conference on aging studies this week.
- Discovery opens door for homemade morphine, painkillers Updated: May-18-15 12:40 pm
LOS ANGELES - Scientists have figured out all the steps to make morphine and similar painkillers without using opium poppies, opening the door for home-brewed drugs and even wider abuse.
- Researchers warn farmers to prepare for invasive pests Updated: May-18-15 10:00 am
LAS CRUCES, New Mexico - New Mexico's number one crop, alfalfa, is at risk of new invasive pests as they establish themselves in the state.
- Stem cell 'Wild West' takes root amid lack of US regulation Updated: May-18-15 3:12 am
BEVERLY HILLS, California - More than 170 clinics across the country are selling experimental stem cell procedures for dozens of diseases and conditions - a mushrooming industry that has flourished despite little evidence of its safety or effectiveness.
- Stem cells still uncharted territory in sports Updated: May-18-15 2:50 am
C.J. Nitkowski had nothing to lose in spring 2011. The rotator cuff in his left shoulder that he'd relied on during his decade as a major league pitcher was in tatters. He was 38 and his fastball traveled a Little League-worthy 50 mph.
- Great white shark cruising East Coast becomes Twitter star Updated: May-17-15 6:00 pm
BOSTON - They're gonna need a bigger Twitter.
- 2 broods of cicadas make mating history in Missouri Updated: May-17-15 11:58 am
ST. LOUIS - Entomologists are predicting a noisy summer in Missouri as two broods of long-living cicadas emerge.
- Early snow helped Maine deer hunters have a big year Updated: May-16-15 3:51 pm
AUGUSTA, Maine - Maine's state biologists say early snowfall helped the Pine Tree State's deer hunters have a productive year in 2014.
- Cicadas swarm with an incessant sound over central Louisiana Updated: May-16-15 3:01 pm
ALEXANDRIA, Louisiana - The incessant sound of hundreds of millions of cicadas has invaded central Louisiana.