Science

The authors of the new study sequenced the DNA of 1.6 million specimens captured over four decades

In his latest book, the scientist explores paradoxes of human identity, such as people who not only look alike, but also share similar tastes and attitudes. He also discusses the dangers of defining who we are solely by our genes

The back-to-back impact of two powerful tremors has worsened the disaster in Venezuela, a country highly prone to seismic risk

Analysis of 27 genomes reveals more diverse, better-connected populations and challenges the idea that genetic decline caused their disappearance

A new distribution map confirms stable populations beyond Andalusia, including Murcia, Alicante and Valencia

Fruit flies’ giant cells rely on collective motion, pushing against each other to prevent their flagella from tangling

Suffering from prostate cancer or benign prostatic hyperplasia (BPH) is not the end of a relationship. Technology and sexologists offer solutions to maintain erections and orgasms, even if ejaculation is no longer possible 

Four-telescope astronomical observatory is at the heart of the first space exploration to be led by the country

Google and OpenAI have solved decades-old problems — but the scientific community is beginning to discuss whether limits should be placed on the technology

The geneticist speaks with EL PAÍS about the advances and challenges in the field of cancer research

NASA ordered its astronauts to shelter in a capsule after Roscosmos unilaterally decided to repair an air leak. An incident that exposes a more dangerous fissure: lack of trust between Moscow and Washington

Spanish biologist Ignacio Paulin became fascinated by the behavior of these fish, in a project that could now disappear due to budget cuts by the Trump administration

In recent years, countries that once financed the pseudotreatments, such as the United Kingdom and France, have stopped doing so, and Germany has plans to do the same this year

DNA recovered from multiple cemeteries finds the oldest trace of plague already present in hunter-gatherer societies

A population study indicates that the link between impulsivity, alcohol, and violence falls by as much as 62% among users of these drugs

The prestigious Spanish prize goes to the ‘first woman to travel to the Moon, holder of numerous records, honored for her role in space exploration,’ including the Artemis 2 mission

Venus flytraps can modify the mechanical properties of their cellular walls almost instantaneously — allowing them to capture insects in a tenth of a second

Doctors, epidemiologists and surveillance systems have managed to contain flares of cholera, mpox and Marburg virus before they become international crises

A study with more than 111,000 participants confirms that early hormonal loss leads to cardiovascular risk — with nearly double the impact in low-income countries

The Colombian archipelago’s emblematic crustacean undertakes a deadly crossing each year from the mountain to the sea to reproduce. A group of biologists organizes nightly to close the road and escort them to the beach

The whistleblower who exposed social media’s dangers to teenagers says the next major legal battle will be against the AI friends that minors interact with

The traditionally skeptical MIT scientist believes the technology’s breakthrough is closer than expected, though its real‑world impact remains uncertain

Prolonged sadness after the loss of a loved one nearly doubles the likelihood of death within 10 years, although the risk is higher in the first six months

The American Society of Clinical Oncology shows power of molecular alterations in guiding treatment and determining prognosis

A study analyzing 12 ‘Panthera spelaea’ genomes finds its lineage split from African lions far earlier than thought, with interbreeding shaped by glaciations

Study of his microbiome uncovers cold-adapted fungi that have been activated and threaten the mummy’s condition