Daily News update on – Science


July 2, 2021

NEWS

Space.com

Russian Progress cargo ship docks at space station after two-day journey

The Progress MS-17 freighter linked up with the Poisk mini research module on the space-facing side of the station’s Russian segment on Thursday (July 1). The automated docking occurred at 8:59 p.m. EDT (0059 GMT on July 2).

Facebook Twitter

Space.com

Europe’s ExoMars parachute still experiencing problems in drop test

A mock-up of the ExoMars landing capsule survived a high altitude drop test but parachute problems, which have plagued the European/Russian Mars mission for years, are not yet completely resolved. The 115-foot (35 meters) parachute that will slow down …

Facebook Twitter

Space.com

Supermassive black holes could host giant, swirling gas ‘tsunamis’

In a new, NASA-funded study, astrophysicists used computer simulations to model the environment around supermassive black holes in deep space. They found that there could be massive, tsunami-like structures forming near these …

Facebook Twitter

Space.com

SpaceX rolls giant Super Heavy rocket to launch pad for testing (video)

The 230-foot-tall (70 meters) Super Heavy is the first stage of SpaceX’s fully reusable Starship transportation system, which the company is developing to help humanity colonize Mars, among other tasks. The …

Facebook Twitter

Space.com

Queen Elizabeth II reviews Spire’s Earth-observing satellites in Glasgow (photos)

Queen Elizabeth II got a first-hand look at the benefits of satellite data in the battle against climate change during a visit to the Glasgow home of the Earth imagery company Spire this week. The visit, which took place during a string of engagements in Scotland …

Facebook Twitter

Space.com

Space miners may use rockets to harvest the moon’s water ice (video)

The Masten-Lunar Outpost-Honeybee Robotics team has thrown its hat into the Challenge ring with its Rocket Mining System, which would employ a rocket engine attached to an 1,800-lb. (818 kilograms) rover.

Facebook Twitter

CNN

Modern elephants survived ancient climate change. More than 180 other species, including mastodons, didn’t

(CNN) The elephants we know and love today may be the ultimate survivors. While there are only three species of elephants now — all of which are endangered and can be found across Africa and Asia — they once belonged to a group called proboscideans …

Facebook Twitter

Scientific American

Black Holes Swallow Neutron Stars in a Single Bite, New Results Suggest

For the first time, scientists have without a doubt observed not one but two collisions between black holes and neutron stars. These two separate mergers occurred 10 days apart in January 2020 and were seen by the Laser Interferometer Gravitational-Wave …

Facebook Twitter

Science Magazine

Nurse cell–derived small RNAs define paternal epigenetic inheritance in Arabidopsis

Genomes of germ cells present an existential vulnerability to organisms because germ cell mutations will propagate to future generations. Transposable elements are one source of such mutations. In the small flowering plant Arabidopsis, Long et al. found that …

Facebook Twitter

Phys.Org

The first commercially scalable integrated laser and microcomb on a single chip

Fifteen years ago, UC Santa Barbara electrical and materials professor John Bowers pioneered a method for integrating a laser onto a silicon wafer. The technology has since been widely deployed in combination with other silicon photonics devices to …

Facebook Twitter