Sharmila Kuthunur

Using tree ring data, scientists have confirmed that summer 2023 was the hottest summer on Earth in the last 2,000 years.

Astronomers find multiple streams of dust spiraling into the heart of the nearby Andromeda galaxy, where a supermassive black hole lurks.

Scientists fighting to save coral reefs amid the climate crisis suggest sending genetic coral material to be preserved on the moon. Is it a good idea?

Two asteroids are expected to make close but safe approaches to Earth this week, and you can watch them live.

A new AI software has helped identify more than 27,000 asteroids in our solar system that had been overlooked in telescope images.

A new Japanese observatory built high in the Chilean Andes mountains promises fresh views of the early universe.

As global warming intensifies droughts, floods and wildfires around the world, scientists in western United States are turning to beavers to help reverse some of the damage.

Take a fresh look at the iconic Dumbbell Nebula on occasion of the Hubble Space Telescope's 34 years in space.

Citizen scientists poring over old Hubble Telescope photos discovered a thousand previously unknown asteroids in the main belt between Mars and Jupiter.

India has announced its intent to join the global effort to reduce space debris in low Earth orbit.

Satellites are tracking in real time as multiple major coral reefs around the world get paler due to warming sea temperatures in the fourth-ever global bleaching event.

The search for alien life can now include purple bacteria, thanks to a new catalog of chemical makeup of the lavender-hued organisms.

The Dragonfly mission is set to launch in July 2028 on a six-year journey to Saturn's largest moon, Titan.

Starting in late 2025, the Vera C. Rubin observatory will image the outskirts of our galaxy in search of dark matter clues.

The unexplained mass of a remarkably massive galaxy suggests that dark matter interacts with itself, according to new observations by the James Webb Space Telescope.

BepiColombo spotted an outpour of carbon and oxygen atoms in Venus' fragile magnetic environment

An upcoming NASA mission meant to test new solar sail technology will launch no sooner than April 24, 2024.

The mystery object, which falls right within the mass-gap range, sheds light on a long-sought, murky realm.

The White House has tasked NASA with creating a new time zone for the moon by the end of 2026, as part of the United States' broader goal to establish international norms in space.

Our leading model of the universe assumes dark energy to be constant across the universe and throughout time. Emerging evidence suggests that may not be the case.

Wide-open spaces of the western U.S. may partly explain the region’s higher UAP sightings, according to a new study.

Scientists are puzzled by thousands of white rocks scattered across the Jezero Crater on Mars.

The Solar and Heliospheric Observatory just hit a milestone with its 5,000th comet detection.

Scientists shared preliminary results from Lucy's encounter with Dinkinesh and Selam late last year.

Some of the building blocks of life are surprisingly stable in Venus-like conditions, according to a new lab experiment.