Biology

In this June 8, 2018 image taken from video, dairy cows eat feed mixed with seaweed in a dairy farm at the University of California, Davis, in Davis, Calif. UC Davis is studying whether adding small amounts of seaweed to cattle feed can help reduce their emissions of methane, a potent greenhouse gas that's released when cattle burp, pass gas or make manure. Dairy farms and other livestock operations are major sources of methane. (AP Photo/Terry Chea)
August 31, 2018 - 1:39 pm
DAVIS, Calif. (AP) — University of California researchers are feeding seaweed to dairy cows in an attempt to make cattle more climate-friendly. UC Davis is studying whether adding small amounts of seaweed to cattle feed can help reduce their emissions of methane, a potent greenhouse gas that's...
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August 23, 2018 - 4:02 pm
TRURO, Mass. (AP) — A great white shark has washed up on a Cape Cod beach. The Atlantic White Shark Conservancy, an organization that studies sharks, says the approximately 9-foot-long male shark was found dead Thursday morning on a beach in Truro. A necropsy will be conducted to determine how the...
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August 23, 2018 - 3:15 pm
TRURO, Mass. (AP) — A great white shark has washed up on a Cape Cod beach. The Atlantic White Shark Conservancy, an organization that studies sharks, says the approximately 9-foot long male shark was found dead Thursday morning on a beach in Truro. A necropsy will be conducted to determine how the...
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FILE - In this July 21, 2016 file photo, fireflies light up in synchronized bursts as photographers take long-exposure pictures, inside Piedra Canteada, a tourist camp cooperatively owned by 42 local families, inside an old-growth forest near the town of Nanacamilpa, Tlaxcala state, Mexico. A study released on Wednesday, Aug. 22, 2018 in the journal Science Advances, says that fireflies seem to use their lights to tell bats they taste bad. (AP Photo/Rebecca Blackwell)
August 22, 2018 - 2:11 pm
WASHINGTON (AP) — Fireflies flash not just for sex, but survival, a new study suggests. Scientists wanted to find out if there's more to the lightning bug's signature blinking glow than finding a mate. Some experts had speculated it was a glaring signal to predators, like bats, that fireflies taste...
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In this 2011 photo provided by Bence Viola of the University of Toronto, researchers excavate a cave for Denisovan fossils in the Altai Krai area of Russia. On Wednesday, Aug. 22, 2018, scientists reported in the journal Nature that they have found the remains of an ancient female whose mother was a Neanderthal and whose father belonged to another extinct group of human relatives known as Denisovans. (Bence Viola/Department of Anthropology - University of Toronto/Max Planck Institute for Evolutionary Anthropology via AP)
August 22, 2018 - 1:05 pm
BERLIN (AP) — Scientists say they've found the remains of a prehistoric female whose mother was a Neanderthal and whose father belonged to another extinct group of human relatives known as Denisovans. The 90,000-year-old bone fragment found in southern Siberia marks the first time a direct...
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In this 2011 photo provided by Bence Viola of the University of Toronto, researchers excavate a cave for Denisovan fossils in the Altai Krai area of Russia. On Wednesday, Aug. 22, 2018, scientists reported in the journal Nature that they have found the remains of an ancient female whose mother was a Neanderthal and whose father belonged to another extinct group of human relatives known as Denisovans. (Bence Viola/Department of Anthropology - University of Toronto/Max Planck Institute for Evolutionary Anthropology via AP)
August 22, 2018 - 1:03 pm
BERLIN (AP) — Scientists say they've found the remains of an ancient female whose mother was a Neanderthal and whose father belonged to another extinct group of human relatives known as Denisovans. Researchers reported Wednesday in Nature that DNA from a bone fragment found in a Siberian cave...
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FILE - This file photo provided by the Bexar County Sheriff Office in San Antonio, Texas, shows Jose Nunez, a deputy sheriff who was jailed in June 2018 on charges alleging that he sexually assaulted a 4-year-old girl and threatened her mother with deportation. The Bexar County sheriff's office says Nunez died Monday, Aug. 20 at the jail in nearby Karnes County. Bexar County Sheriff Office via AP, File)
August 21, 2018 - 4:19 pm
SAN ANTONIO (AP) — A Texas sheriff's deputy accused of repeatedly sexually assaulting a 4-year-old girl and threatening her mother with deportation if she reported the abuse died in jail from an apparent suicide, according to authorities. Jose Nunez, 47, was found dead in his cell at the Karnes...
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August 20, 2018 - 12:23 pm
TOLEDO, Ohio (AP) — A group of Ohio lawmakers who will look into Lake Erie's health will be led by two legislators who have criticized the governor's move to create tougher regulations on thousands of farmers. The legislature's Republican leaders appointed the panel in the wake of Gov. John Kasich'...
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August 19, 2018 - 6:07 pm
LAS VEGAS (AP) — Climate change could be to blame for the collapse of bird populations in the desert along the Nevada-California border, scientists said. The number of bird species has fallen by an average of 43 percent over the past century at survey sites across an area larger than New York state...
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A sign warns visitors to Long Nook Beach of recent shark sightings, Wednesday, Aug. 15, 2018 in Truro, Mass. A man swimming off Cape Cod was attacked by a shark on Wednesday and was airlifted to a hospital. It was the first shark attack on a human on the popular summer tourist destination since 2012. (Merrily Cassidy/The Cape Cod Times via AP)
August 15, 2018 - 8:14 pm
TRURO, Mass. (AP) — A man swimming off Cape Cod was attacked by a shark on Wednesday and was airlifted to a hospital. It was the first shark attack on a human at the popular summer tourist destination since 2012. The victim was a 61-year-old man, who suffered puncture wounds to his torso and legs,...
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