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Mitochondria and the origin of eukaryotes

Were organelles a driving force or late addition in the evolution of cells like ours? Enlarge (credit: NIH) For billions of years after the origin of life, the only living things on Earth were tiny, primitive cells resembling.....»»

Category: topSource:  arstechnicaJun 18th, 2022

Rocket Report: Falcon 9 lifts its 7,000th Starlink; ABL cuts deep

"Branson was determined to be the first billionaire in space." Enlarge / The second stage of the New Glenn rocket rolls to the launch pad on Tuesday. (credit: Blue Origin) Welcome to Edition 7.10 of the Rocket Report! It.....»»

Category: topSource:  arstechnicaRelated NewsSep 6th, 2024

Blue Origin set to test fire New Glenn stage at Canaveral launch pad

Blue Origin has only 40 days to go to be ready for its first launch of its heavy lift New Glenn rocket, but has a lot of boxes to tick before liftoff......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

The New Glenn rocket’s second stage set to roll to the launch pad on Monday

The large rocket will attempt to land on its debut flight. Enlarge / Image of the New Glenn second stage on its mobile test stand. (credit: Blue Origin) Blue Origin plans to enter the final phase of its launch preparati.....»»

Category: topSource:  marketingvoxRelated NewsSep 2nd, 2024

Rocket Report: Blue Origin flies six to space; when will Starship launch again?

It seems like we'll have to wait a bit for ABL to put another rocket on the launch pad. Welcome to Edition 7.09 of the Rocket Report! When will SpaceX launch the next test flight of Starship? It certainly doesn't look to be imminent,.....»»

Category: topSource:  arstechnicaRelated NewsAug 30th, 2024

Blue Origin completes latest space tourism flight successfully

Blue Origin flew its latest group of six thrill-seekers to the edge of space and back again Thursday, including the youngest-ever woman to complete the feat......»»

Category: topSource:  physorgRelated NewsAug 29th, 2024

Africa"s "youthquake": Huge numbers of young people have no jobs, the wrong skills and little hope

By 2050, one in every three young people on Earth will be of African origin, according to the 2024 International Labor Organization's (ILO) Global Employment Trends for Youth report. Africa's young people will be key players in the direction of futur.....»»

Category: topSource:  physorgRelated NewsAug 29th, 2024

Blue Origin confirms target date for maiden flight of New Glenn rocket

Blue Origin has confirmed that it's targeting no earlier than October 13 for the inaugural launch of its New Glenn rocket for a NASA mission to Mars......»»

Category: topSource:  digitaltrendsRelated NewsAug 27th, 2024

Discovery of a hidden epigenetic clock in mitochondria reveals a "lifespan limit line"

Building on their work on epigenetics of aging and transposable elements, researchers Dr. Ádám Sturm and Dr. Tibor Vellai from Eötvös Loránd University have made another advance in understanding the molecular mechanisms of aging. Their latest st.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Novel features of r-process nucleosynthesis shed light on origin of heavy elements

In a study published in The Astrophysical Journal, scientists have proposed the features of the rapid neutron capture process (r-process) nucleosynthesis in a novel scenario: common envelop jet supernovae (CEJSNe). The study sheds new light on the or.....»»

Category: topSource:  physorgRelated NewsAug 26th, 2024

Bonobo evidence suggests ancient origin of the "common enemy effect"

In the face of threats from other groups, humans, chimpanzees, and a selection of other species get closer to their own. Now an international team led by Kyoto University has shown that even our more peaceful cousins, bonobos—who have never been ob.....»»

Category: topSource:  physorgRelated NewsAug 23rd, 2024

Self-repairing mitochondria use novel recycling system, study finds

Mitochondria depend on a newly discovered recycling mechanism identified by scientists at The Hospital for Sick Children (SickKids)......»»

Category: topSource:  physorgRelated NewsAug 21st, 2024

Newly discovered, free-living eukaryote is the first known to have lost its mitochondria

An international team of geneticists and molecular biologists has discovered the first-known, free-living eukaryote to have lost its mitochondria. In their study, published in Nature Communications, the group found the eukaryote while investigating t.....»»

Category: topSource:  physorgRelated NewsAug 21st, 2024

Rocket Lab entered “hero mode” to finish Mars probes—now it’s up to Blue Origin

In order to send NASA's ESCAPADE mission to Mars, Blue Origin must launch in September or October. Enlarge / The two spacecraft for NASA's ESCAPADE mission at Rocket Lab's factory in Long Beach, California. (credit: Rocket Lab).....»»

Category: topSource:  arstechnicaRelated NewsAug 19th, 2024

Mars-bound payload on way to Florida for 1st launch of Blue Origin New Glenn

The Mars-bound twin spacecraft for NASA's ESCAPADE mission were packed up in California to be shipped out to Florida this week ahead of what would be the first ever launch of Blue Origin's New Glenn rocket from Cape Canaveral......»»

Category: topSource:  pcmagRelated NewsAug 19th, 2024

Scientists solved mysterious origin of Stonehenge’s Altar Stone: Scotland

The stone's chemical fingerprint closely matches old red sandstone from Orkney region. Enlarge / The Altar Stone at Stonehenge weighs roughly 6 tons and was probably transported by land—or possibly by sea. (credit: English Heri.....»»

Category: topSource:  arstechnicaRelated NewsAug 14th, 2024

Early improvement of sandy habitat led to origin of agriculture in the farming-pastoral zone of northern China: Study

The beginning of agriculture is one of the most significant events in human history. The origin and spread of agriculture accelerated the development of human society and economy and fundamentally altered humans' role in the Earth's ecosystem. This a.....»»

Category: topSource:  physorgRelated NewsAug 14th, 2024

Blue Origin tests out New Glenn rocket recovery crane at Port Canaveral

With the first launch of Blue Origin's massive New Glenn rocket still in the works before the end of the year, Jeff Bezos' company got to work testing out its recovery operations with the huge crane parked at Port Canaveral on August 8......»»

Category: topSource:  pcmagRelated NewsAug 10th, 2024

New ‘Hobbit’ Fossil Clarifies Origin Story of this Tiny Human Relative

A tiny human relative called the hobbit, or Homo floresiensis, may have evolved from a larger ancestor that shrunk upon arriving on the Indonesian island of Flores, a new fossil suggests.....»»

Category: scienceSource:  sciamRelated NewsAug 8th, 2024

Observations confirm plasma bubble origin of persistent radio emissions from fast radio bursts

Fast Radio Bursts (FRBs) are one of the most recent open mysteries of modern astrophysics. Within a few milliseconds, these powerful events release an immense amount of energy, among the highest observable in cosmic phenomena......»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Breaking down FCC’s proposal to strengthen BGP security

In this Help Net Security interview, Doug Madory, Director of Internet Analysis at Kentik, discusses the FCC’s proposal requiring major U.S. ISPs to implement RPKI Route Origin Validation (ROV), and addresses concerns about the impact on smaller IS.....»»

Category: securitySource:  netsecurityRelated NewsAug 7th, 2024