Search results for Relativity

Environment 5 hours ago

Extreme wildfires have doubled in just 20 years—here's the science

It feels like we are getting used to the Earth being on fire. Recently, more than 70 wildfires burned simultaneously in Greece. In early 2024, Chile suffered its worst wildfire season in history, with more than 130 people ...

Environment 7 hours ago

Fast fashion is harming our planet—these four tips can help you build a more sustainable wardrobe

As sunny summer days return in the northern hemisphere, you may be looking to refresh your wardrobe. The allure of a whole "new you" is pervasive, and the foundation of many a successful marketing campaign.

Astronomy 8 hours ago

The Milky Way's eROSITA bubbles are large and distant

In 2020, astronomers discovered a large hourglass-shaped structure in or near the center of our Milky Way galaxy. Dubbed "eROSITA bubbles," there have been a few different hypotheses proposed to explain their precise nature. ...

Other 9 hours ago

Saturday Citations: Armadillos are everywhere; Neanderthals still surprising anthropologists; kids are egalitarian

The coolest news this week concerns anthropological research combining state-of-the-art imaging technology, medical diagnostics, genetics and sociology. We covered the implications of a black hole in an expanding universe ...

Optics & Photonics Jun 28, 2024

New computational microscopy technique provides more direct route to crisp images

For hundreds of years, the clarity and magnification of microscopes were ultimately limited by the physical properties of their optical lenses. Microscope makers pushed those boundaries by making increasingly complicated ...

Optics & Photonics Jun 28, 2024

Coherent beam combining-an alternative scheme for delivering high average power femtosecond laser at 2.0 μm

High-power ultrafast laser with an operation wavelength extending to the 2.0 μm range has been attracting increasing research interest, mostly driven by its applications in various fields such as remote sensing, material ...

Nanomaterials Jun 28, 2024

A possible world record: Studying thin films under extreme temperatures with reflectometry

A team of researchers from ANSTO and University of Technology Sydney have set a record by conducting thin film experiments at 1,100 degrees Celsius, using the Spatz reflectometer equipped with a vacuum furnace.

Planetary Sciences Jun 28, 2024

Asteroid rocks begin to reveal our solar system's origins

Curtin University researchers are among a global team of scientists who are discovering how our solar system came to be, by uncovering the secrets hidden within a 4.5-billion-year-old asteroid.

Materials Science Jun 27, 2024

Researchers find flexible solution for separating gases

For a broad range of industries, separating gases is an important part of both process and product—from separating nitrogen and oxygen from air for medical purposes to separating carbon dioxide from other gases in the process ...

Environment Jun 27, 2024

Clean Water Act leaves about 55% of water flowing out of rivers vulnerable to pollution, study suggests

The Supreme Court ruled in 2023 that rivers that only flow in response to weather events—called ephemeral streams—do not fall under the protection of the Clean Water Act. Research published in the journal Science, led ...

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