New Research Reveals Carbon's Intergalactic Journey to Earth

US
Published:

Recent research from the University of Washington has uncovered that the carbon essential for life on Earth traveled a long path through the galaxy before coming together to form our bodies. The study highlights the role of the circumgalactic medium, a vast intergalactic medium that facilitates the movement of elements such as carbon and oxygen born from stars.

Researchers discovered that these elements do not remain static in galaxies after their formation but rather move through cosmic currents. The circumgalactic medium acts like a cosmic conveyor belt, pushing elements out of their home galaxies via supernova explosions and later pulling them back in through gravitational forces, thereby promoting the ongoing cycle of star and planet formation.

Jessica Werk, a researcher involved in the study, noted the significance of this medium, stating it acts as a reservoir for elements critical to the formation of new celestial bodies. The findings indicate that elements integral to our existence likely spent considerable time beyond the Milky Way before being recycled into new stars and planets.

This research builds on earlier findings published in 2011 which suggested the existence of this medium, reinforced by observations from the Hubble Space Telescope. The implications of this work extend to our understanding of galaxy evolution and the lifecycle of materials necessary for life.

The study was published in The Astrophysical Journal Letters on December 27.

Weekly Newsletter

News summary by melangenews

Loading...

More from United States

Tragic Collision of Passenger Plane and Military Helicopter in Washington Claims 67 Lives

A catastrophic midair collision between a passenger plane and a military helicopter in Washington D.C. on Wednesday resulted in the deaths of all 67 individuals on board. The incident involved American Airlines flight 5342, which was a Bombardier CRJ-700 carrying 60 passengers and four crew members, and a military Sikorsky H-60 Black Hawk helicopter occupied by three service members. The collision occurred over the Potomac River at approximately 8:48 PM local time while the plane was making its final approach to Ronald Reagan Airport. Eyewitness reports indicated that the helicopter veered dangerously close to the aircraft before the impact, causing both to explode in midair. Emergency teams recovered 28 bodies from the plane and one from the helicopter, confirming that no survivors emerged from the wreckage. American Airlines expressed its condolences and stated that it is cooperating with investigation efforts, while President Donald Trump commented on the tragedy, stating it "seemed avoidable" given the clear weather conditions and routine approach procedure. A joint investigation by civil and military authorities is underway to determine the accident's cause.
US

FDA Approves Revolutionary Bioengineered Blood Vessel for Trauma Treatments

The U.S. Food and Drug Administration (FDA) has approved a groundbreaking bioengineered blood vessel aimed at addressing the needs of trauma patients. Developed by North Carolina-based Humacyte, this vessel is designed to integrate with a patient’s body over time, providing a solution for individuals who have suffered severe injuries that impede blood circulation, particularly in cases of amputation. According to founder and CEO Laura Niklason, traditional treatments using veins are often inadequate, especially when patients cannot provide usable options from their own bodies. The FDA approval follows extensive testing involving 51 civilian and 16 military patients, revealing that nearly 92% of the engineered vessels remained functional after 30 days, compared to 79% for synthetic alternatives. Additionally, the infection rate for the bioengineered vessels was under 1%, significantly lower than the over 8% rate associated with synthetic grafts, as published in the journal JAMA Surgery. While the approved application is limited to trauma cases, Humacyte is exploring additional uses for its technology, including potential applications in kidney dialysis and peripheral artery disease.
US

Trump Plans to Detain 30,000 Migrants at Guantanamo Bay

Former President Donald Trump has outlined a controversial plan to detain up to 30,000 migrants at the Guantanamo Bay detention facility if he is re-elected in 2024. According to a statement released by Trump's campaign, this measure aims to address illegal immigration and bolster national security. This proposal comes amidst intensifying discussions on immigration policies in the United States, reflecting Trump's previously embraced hardline stance during his presidency. Trump's administration was marked by strict immigration measures, including family separations and the construction of barriers along the U.S.-Mexico border. Critics of the plan have raised concerns about humanitarian implications and the legality of detaining a large number of migrants indefinitely. Legal experts argue that such actions could face significant pushback in courts. The proposal reflects a broader trend among certain political leaders advocating for stringent immigration control as a response to increasing cross-border migration. As the 2024 presidential election approaches, Trump's immigration policy is expected to be a focal point of debate among candidates.
US