Daily News update on – Science

Space.com

The James Webb Space Telescope achieved another major milestone today, successfully extending its secondary mirror as it continues to sail seamlessly through its never-before-conducted deployment sequence on the way to its destination.

Spaceflight Now

The final layers of the James Webb Space Telescope’s sunshade were robotically pulled taut with a system of motors, cables, and pulleys Tuesday, clearing a major milestone before unfolding mirrors to collect light from the oldest galaxies in the universe.

Space.com

The Flame Nebula rings in the New Year from the constellation Orion in a blazing new photo from the European Southern Observatory (ESO). In the new telescope view, the nebula, nicknamed “Orion’s fireplace,” looks like an inferno, but it’s actually a …

CNN

The agency has faced pressure over the past week from outside medical experts to include a testing component in its new shortened isolation period. The updated recommendations do not advise a test for isolated people, but they offer guidance on how those …

Phys.Org

The world we experience is governed by classical physics. How we move, where we are, and how fast we’re going are all determined by the classical assumption that we can only exist in one place at any one moment in time. But in the quantum world, …

Space.com

A meteor hurtling through Earth’s atmosphere exploded over Pittsburgh, Pennsylvania on New Year’s Day (Jan. 1). Just before 11:30 a.m. EST (1630 GMT) on Jan. 1, people in Pittsburgh heard what sounded like a loud “boom” outside.

Scientific American

A dense, magnetic star violently erupted and spat out as much energy as a billion suns — and it happened in a fraction of a second, scientists recently reported. This type of star, known as a magnetar, is a neutron star with an exceptionally strong …

BBC News

Mission controllers are ticking off the final major deployments needed to set up the new James Webb Space Telescope. Wednesday saw the observatory’s secondary mirror locked into position on the end of three 8m-long booms.

Phys.Org

As part of an experiment to measure—to an extremely precise degree—the charge-to-mass ratios of protons and antiprotons, the RIKEN-led BASE collaboration at CERN, Geneva, Switzerland, has found that, within the uncertainty of the experiment, matter and …

Phys.Org

UV radiation is emitted by the sun and can damage and destroy biologically important molecules such as proteins. The last 2.4 billion years represents an important chapter in the development of the biosphere. Oxygen levels rose from …