Science & Tech

New study finds Earth collided with dense interstellar cloud, possibly affecting life on planet

Scientists sequence complete genome of bush moa, offering insights into its natural history, possible clues to evolution of flightless birds

George Whitesides became a giant of chemistry by keeping it simple

Physicists demo first metro-area quantum computer network in Boston

Nobel laureate details new book, which surveys research, touches on larger philosophical questions

Researchers publish largest-ever dataset of neural connections

Symposium considers how technology is changing academia

Seven projects awarded Star-Friedman Challenge grants

Fossil record stretching millions of years shows tiny ocean creatures on the move before Earth heats up

Despite ‘hippie’ reputation, male bonobos fight three times as often as chimps, study finds

Philosopher Barba-Kay on CAPTCHA dilemma, Aristotle’s good life, and how the internet is changing us — not for the better

Genomic findings challenge thinking on what makes a species

A lawyer, a computer scientist, and a statistician debate ethics of artificial intelligence

Harvard lab’s research suggests at-risk kids can be identified before they ever struggle in school

Tech offers promise to help yet too often perpetuates ableism, say researchers. It doesn’t have to be this way.

Ever-creative, Nobel laureate in physics Andre Geim extols fun, fanciful side of very serious science

Sociologist Sherry Turkle warns against growing trend of turning to AI for companionship, counsel

Entomologist says there is much scientists don’t know about habitats, habits, impacts on their environments

Experts at the Salata Institute outline tensions between global and local priorities

Leah Stokes turns a love for the wilderness into a commitment to help mitigate climate change

New tool for precise measurement of superconductors

Study finds bruising fades faster in patients who are led to believe more time has passed than actually has

In race against extinction, new agreement supports Harvard’s work to analyze and digitize its medicinal plant collections

First demonstration of non-Abelian anyons in a quantum processor

Study puts fermentation, not fire, as pivot point behind our ancestors’ increasing cranial capacity

Astronomers detail oscillation of our giant neighbor

Four groundbreaking projects investigate brain development, capture raw data with AI, innovate quantum computers, and develop new models to map supernovas

Field work on the Rio Negro could help communities exposed to methylmercury protect their food web

New findings illuminate complex neuroscience behind even the simplest words, with implications for treatment of speech, language disorders

AI’s rapid rise prompts Harvard/MIT Symposium exploring excitement, potential challenges to STEM education, research