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Space Exploration Jul 8, 2024

Swarms of orbiting sensors could map an asteroid's surface

It seems like every month a new story appears announcing the discovery of thousands of new asteroids. Tracking these small body objects from ground and even space-based telescopes helps follow their overall trajectory. But ...

Astrobiology Jul 8, 2024

Astronomers find surprising ice world in the habitable zone with JWST data

A team of astronomers has identified a temperate exoplanet as a promising super-Earth ice or water world.

Astronomy Jul 8, 2024

Researchers predict new phase in neutron stars that favors 'nuclear pasta'

Neutron stars are extreme and mysterious objects that astrophysicists cannot see inside. With a radius of around 12 kilometers, they can have more than twice the mass of the sun. The matter in them is packed up to five times ...

Planetary Sciences Jul 8, 2024

Nearby exoplanet has trace amounts of hydrogen sulfide, Webb data suggest

An exoplanet infamous for its deadly weather has been hiding another bizarre feature—it reeks of rotten eggs, according to a new Johns Hopkins University study of data from the James Webb Space Telescope.

Analytical Chemistry Jul 8, 2024

Novel two-step electrolysis of water proposed for hydrogen production

A research team led by Prof. Chen Changlun from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, together with collaborators, developed advanced cobalt-doped nickel hydroxide bipolar electrodes ...

Space Exploration Jul 7, 2024

Crew of NASA's earthbound simulated Mars habitat emerge after a year

The crew of a NASA mission to Mars emerged from their craft after a yearlong voyage that never left Earth.

Environment Jul 6, 2024

Alaska's top-heavy glaciers are approaching an irreversible tipping point

The melting of one of North America's largest icefields has accelerated and could soon reach an irreversible tipping point. That's the conclusion of new research colleagues and I have published on the Juneau Icefield, which ...

Planetary Sciences Jul 5, 2024

Repurposed technology used to probe new regions of Mars' atmosphere

Using the repurposed equipment, a team including Imperial College London researchers have measured parts of the Martian atmosphere that were previously impossible to probe. This includes areas that can block radio signals ...

Planetary Sciences Jul 5, 2024

EarthCARE offers a sneak peek into Earth's energy balance

Offering a foretaste of what's to come once it is fully commissioned, ESA's EarthCARE satellite has returned the first images from its broadband radiometer instrument. These initial images offer a tantalizing glimpse into ...

Environment Jul 5, 2024

Painting roofs white helps lower city heat, studies say

White or reflective paint is more effective at cooling cities than covering roofs in solar panels or greenery, scientists say, and could offer some relief on extremely hot summer days.

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