AP Science

This simple log structure may be the oldest example …

This photo provided by researchers shows Kalambo Falls in Zambia in 2019. A pair of crossed logs found on a riverbed nearby may be the oldest evidence of early humans building with wood, nearly half a million years old, according to a study published Wednesday, Sept. 19, 2023 in the journal Nature. (Geoff Duller/Aberystwyth University via AP)

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Sponsor an ocean? Tiny island nation of Niue has a novel …

A person sits on a rock face overlooking the ocean in Niue in this 2018 photo. The tiny Pacific island nation of Niue has come up with a novel plan to protect its vast and pristine territorial waters — it will get sponsors to pay. Under the plan, which was being launched by Niue's Prime Minister Dalton Tagelagi on Tuesday Sept. 19, 2023 in New York, individuals or companies can pay $148 to protect 1 square kilometer (about 250 acres) of ocean from threats such as illegal fishing and plastic waste for a period of 20 years. (Richard Sidey/Galaxiid via AP)

Hundreds of flying taxis to be made in Ohio, home of the …

In this 2022 photo provided by Joby Aviation is Joby’s pre-production prototype aircraft at the company’s flight test facility in Marina, Calif. The same Ohio river valley where the Wright brothers pioneered human flight will soon manufacture cutting-edge electric vertical takeoff and landing aircraft. An agreement announced Monday, Sept. 18, 2023, between the state and Joby Aviation Inc. will bring air taxi production to a 140-acre site at Dayton International Airport by 2025. (Eric Adams/Joby Aviation via AP)

Climate change could bring more storms like Hurricane …

In this satellite image provided by the National Oceanographic and Atmospheric Administration via NASA, Hurricane Lee continues its slow west-northwest trajectory across the Atlantic Ocean on Tuesday, Sept. 12, 2023. (NOAA/NASA via AP)

After attacks, British prime minister says American XL …

FILE - Britain's Prime Minister Rishi Sunak leaves 10 Downing Street to go to the House of Commons for his weekly Prime Minister's Questions in London, Wednesday, Sept. 6, 2023. Sunak has described American XL Bully dogs as a “danger to our communities” and announced plans to ban them following a public outcry after a series of recent attacks. (AP Photo/Kin Cheung, File)

NASA says more science and less stigma are needed to understand …

Special mosquitoes are being bred to fight dengue. How …

Martha Ocampo drops a capsule of mosquito eggs into a jar of water as directed by a Doctors Without Borders volunteer, as part of a program to help prevent the spread of dengue, in Tegucigalpa, Honduras, Wednesday, Aug. 23, 2023. Instead of working to eliminate mosquitoes the program encourages the release of mosquitoes infected with the bacteria Wolbachia, which interrupts the transmission of dengue. (AP Photo/Elmer Martinez)

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Russian spaceport visited by North Korea’s Kim has …

Russian President Vladimir Putin, right, and North Korea's leader Kim Jong Un shake hands during their meeting at the Vostochny cosmodrome outside the city of Tsiolkovsky, about 200 kilometers (125 miles) from the city of Blagoveshchensk in the far eastern Amur region, Russia, on Wednesday, Sept. 13, 2023. (Mikhail Metzel, Sputnik, Kremlin Pool Photo via AP)

Special mosquitoes are being bred to fight dengue. …

Edgard Boquín, a project leader working with Doctors Without Borders, holds a glass jar filled with mosquitoes before their release in neighborhoods rife with dengue, in a facility in Tegucigalpa, Honduras, Tuesday, Aug. 22, 2023. The mosquitoes come from eggs, produced in a World Mosquito Program bio factory to carry the bacteria Wolbachia, which interrupts the transmission of dengue. (AP Photo/Elmer Martinez)

NASA astronaut Frank Rubio breaks US record for longest …

This image provided by NASA shows astronaut Frank Rubio floating inside the cupola, the International Space Station’s “window to the world.” Rubio now holds the record for the longest U.S. spaceflight. Rubio surpassed the U.S. record of 355 days on Monday, Sept. 11, 2023 at the International Space Station. He arrived at the outpost last September with two Russians for a routine six months. (NASA via AP)

Fukushima nuclear plant’s operator says the first …

A group of plaintiffs and supporters, demanding revokation of TEPCO's treated water discharge plan, head to the Fukushima District Court to file a lawsuit, in Fukushima, northeastern Japan, Friday, Sept. 8, 2023. Fishermen and residents of Fukushima and five other prefectures along Japan’s northeastern coast filed a lawsuit Friday demanding a halt to the ongoing release of treated radioactive wastewater from the wrecked Fukushima nuclear plant into the sea. The banner reads "Lawsuit to halt the release of ALPS treated radioactive wastewater."(Kyodo News via AP)

Morocco earthquake: A look at the world’s deadliest …

A man stands next to a damaged hotel after the earthquake in Moulay Brahim village, near the epicentre of the earthquake, outside Marrakech, Morocco, Saturday, Sept. 9, 2023. A rare, powerful earthquake struck Morocco late Friday night, killing more than 800 people and damaging buildings from villages in the Atlas Mountains to the historic city of Marrakech. But the full toll was not known as rescuers struggled to get through boulder-strewn roads to the remote mountain villages hit hardest. (AP Photo/Mosa'ab Elshamy)

SpaceX can’t launch its giant rocket again until …

FILE - SpaceX's Starship turns after its launch from Starbase in Boca Chica, Texas, Thursday, April 20, 2023. The Federal Aviation Administration has closed its accident investigation into SpaceX's failed debut of its Starship mega rocket. The FAA said Friday, Sept. 8, that multiple problems led to the launch explosion on April 20 over the Gulf of Mexico, off the South Texas coast. (AP Photo/Eric Gay, File)

Residents and fishermen file a lawsuit demanding …

A group of plaintiffs and supporters, demanding revokation of TEPCO's treated water discharge plan, head to the Fukushima District Court to file a lawsuit, in Fukushima, northeastern Japan, Friday, Sept. 8, 2023. Fishermen and residents of Fukushima and five other prefectures along Japan’s northeastern coast filed a lawsuit Friday demanding a halt to the ongoing release of treated radioactive wastewater from the wrecked Fukushima nuclear plant into the sea. The banner reads "Lawsuit to halt the release of ALPS treated radioactive wastewater."(Kyodo News via AP)