AP Science

A string of volcanic tremors raises fears of mass …

Tourists look out as the sun rises over Naples, Italy, on April 12, 2019. Hundreds of small tremors have hit a densely-populated volcanic area west of the Italian city of Naples in recent weeks, raising the spectre of mass evacuations, even though experts don’t see an imminent risk of eruption. (AP Photo/Jon Gambrell)

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Things to know about the Nobel Prizes

FILE - Ales Bialiatski, the head of Belarusian Vyasna rights group, stands in a defendants' cage during a court session in Minsk, Belarus, on Wednesday, Nov. 2, 2011. Belarusian pro-democracy activist Ales Bialiatski is one of several not able to receive their awards because they were imprisoned. Bialiatski shared the 2022 peace prize with human rights groups in Ukraine and Russia. (AP Photo/Sergei Grits, File)

How are ancient Roman and Mayan buildings still standing? …

The Hieroglyphic Stairway ascends at the Acropolis of Copan, an ancient Maya site in western Honduras, Saturday, Sept. 23, 2023. The 20 meter-high staircase is carved with more than 2000 glyphs. (AP Photo/Moises Castillo)

Environmental groups demand emergency rules to protect …

FILE - A North Atlantic right whale feeds on the surface of Cape Cod bay off the coast of Plymouth, Mass., March 28, 2018. A coalition of environmental groups is calling on the federal government to enact emergency rules to protect a vanishing species of whale from lethal collisions with large ships. The groups filed their petition with the National Oceanic and Atmospheric Administration on Sept. 28 in an effort to protect the North Atlantic right whale. (AP Photo/Michael Dwyer, File)

Video provides first clear views of WWII aircraft carriers …

In this photo provided by the Naval History and Heritage Command is the Japanese aircraft carrier Kaga at sea in the 1930s. Footage from remote submersibles taken three miles under the Pacific Ocean is giving the world the first detailed glimpse of three World War II aircraft carriers that sunk in the pivotal Battle of Midway, which marked a shift in control of the Pacific naval theater from Japanese to U.S. forces. (Naval History and Heritage Command via AP)

Endangered red wolf can make it in the wild, but not without …

FILE - A red wolf crosses a road on the Alligator River National Wildlife Refuge, Thursday, March 23, 2023, near Manns Harbor, N.C. The endangered red wolf can survive in the wild, but only with “significant additional management intervention,” according to a long-awaited population viability analysis released Friday, Sept. 29, 2023. (AP Photo/David Goldman, File)

Spotted lanternfly has spread to Illinois, threatening …

FILE - A smashed spotted lanternfly sits on the ground in New York, Wednesday, Aug. 24, 2022. The Illinois Department of Agriculture said a sighting of one of the winged adult insects was reported on Sept. 16, 2023, at an undisclosed location in the state. Department staffers visited that area and found a “moderately populated area of spotted lanternfly,” the state agency said. (AP Photo, File)

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Three astronauts return to Earth after a year in …

In this photo taken from video released by Roscosmos space corporation, NASA astronaut Frank Rubio sits in chairs shortly after the landing of the Russian Soyuz MS-23 space capsule about 150 km (90 miles) south-east of the Kazakh town of Zhezkazgan, Kazakhstan, Wednesday, Sept. 27, 2023. The Soyuz capsule carrying NASA astronaut Frank Rubio, Roscosmos cosmonauts Sergey Prokopyev, and Dmitri Petelin, touched down on Wednesday on the steppes of Kazakhstan. (Roscosmos space corporation via AP)

Biologists in slow and steady race to help North …

Two Bolson tortoises are seen at Armendariz Ranch in Engel, New Mexico on Friday, Sept. 22, 2023. (AP Photo/Susan Montoya Bryan)

Historians race to find Great Lakes shipwrecks before …

This Aug. 15, 2021 photo, videographer Nicholas Lusardi investigates the wing of a downed P-39 Airacobra in Lake Huron, Mich. The plane that crashed during a training mission in April 1944, killing Lt. Frank Moody, a Tuskegee airman. Archaeologists are racing to document Great Lakes shipwrecks and downed planes before quagga mussels disintegrate them. (Wayne Lusardi via AP)

NASA’s first asteroid samples land on Earth after …

This image taken from video provided by NASA TV shows the capsule released by the Osiris-Rex spacecraft Sunday Sept. 24 2023. (NASA via AP)

Science paints a new picture of the ancient past, …

Busts of Neanderthal and hominins line a table at the studio of paleoartist John Gurche in Trumansburg, N.Y., Wednesday, May 31, 2023. Along with more fossils and artifacts, DNA findings are pointing us to a challenging idea: We're not so special. For most of human history we shared the planet with other kinds of early humans — and those now-extinct groups were a lot like us. (AP Photo/Heather Ainsworth)

Workers uncover eight mummies and pre-Inca objects …

Archaeologists uncover vessels and bones discovered by city workers who were digging a natural gas line for the company Calidda in the district of Carabayllo on the outskirts of Lima, Peru, Friday, Sept. 22, 2023. Eight burial offerings from the pre-Inca Ychsma culture have been identified by archeologists so far, according to lead archeologist Jesus Bahamonde. (AP Photo/Martin Mejia)

The fall equinox is here. What does that mean?

FILE - The sun sets beyond the downtown skyline of Kansas City, Mo., as the autumnal equinox marks the first day of fall Sunday, Sept. 22, 2013. During the equinox, the Earth’s axis and its orbit line up so that both hemispheres get an equal amount of sunlight. (AP Photo/Charlie Riedel, File)