Major space and astronomy discoveries this week include NASA's Mars rover detecting potential ancient microbial signatures, a record image of the Milky Way's center from the Euclid telescope, and a significant marine expedition discovering 31 new ocean species off Brazil.

NASA's Perseverance rover has detected complex organic carbon molecules in Martian rocks located in an ancient riverbed, providing potential signatures of past microbial life billions of years ago when water flowed on Mars.

The European Space Agency's Euclid telescope captured the largest and most detailed image of the Milky Way's center, revealing over 60 million stars and heralding a new era of planetary discovery capabilities.

A marine biology expedition in international waters off Brazil discovered 31 new species in just two weeks using cutting-edge technology, working at near-record speeds in ocean midwater environments.

Researchers investigated whether hydrogen gas could be produced during the formation of major mountain ranges including the Alps, Pyrenees, and Baetic mountains, potentially unlocking hydrogen's role in phasing out fossil fuels.

A scientist studying birdsong has won a $100,000 prize for decoding how zebra finches use vocalizations to communicate individual signatures, announce their identity, and signal their activities.

Twin earthquakes that struck Venezuela revealed how short intervals between powerful quakes and varying soil types can cause differential building damage, with some structures collapsing while others remain standing.

A behavioral genetics researcher discusses how genes may influence traits like risk-taking behavior, antisocial conduct, and violence in humans, exploring the nature versus nurture debate.

A newly discovered spider species named the 'ballista' spider uses a springy snare mechanism inspired by ancient Roman crossbow-like weapons to effectively catch prey.

Studies reveal that great apes including chimps, gorillas, and human children demonstrate rhythmic patterns in laughter, providing insights into how laughter has evolved across primate species.