MIT researcher Richard Binzel has studied near-Earth asteroids for more than five decades and believes they could one day act as “space filling stations.”
The hot subdwarf star is smaller than Saturn and its discovery sheds light on the formation of hot subdwarf stars in binary systems.
EpiSci has won a $1.6 million contract with the US Space Development Agency to flesh out its AI-powered, hypersonic missile tracking system.
The SDA and EpiSci have partnered to create AI software that detects hypersonic missiles using satellite technology, AI, and advanced analytics.
In this study, a novel rapid diagnostic method was developed for optimizing the production of transplutonium isotope through high flux reactor irradiation. The proposed method was based on the concept of “Single Energy Interval Value (SEIV)” and “Energy Spectrum Total Value (ESTV)”, which significantly improved the production efficiency of isotopes such as 252Cf (by 15.08 times), 244Cm (by 65.20 times), 242Cm (by 11.98 times), and 238Pu (by 7.41 times). As a promising alternative to the traditional Monte Carlo burnup calculation method, this method offers a more efficient approach to evaluate radiation schemes and optimize the design parameters. The research discovery provides a theoretical basis for further refining the analysis of transplutonium isotope production, leading to more efficient and sustainable production methods. Future studies could focus on the implementation of energy spectrum conversion technology to further improve the optimal energy spectrum.
The production of transplutonium isotope, which are essential in numerous fields such as military and space technology, remains inefficient despite being produced through irradiation in a high flux reactor. Past studies on the optimization of transplutonium isotope production through irradiation in a high flux reactor have been limited by the computational complexity of traditional methods such as Monte Carlo burnup calculation. These limitations have hindered the refinement of the evaluation, screening, and optimization of the irradiation schemes. Hence, this research aimed to develop a rapid diagnostic method for evaluating radiation schemes that can improve the production efficiency of isotopes such as 252Cf, 244Cm, 242Cm, and 238Pu. The outcome of the study showed great potential in advancing the production of transplutonium isotope, which have numerous applications in fields such as military, energy, and space technology.
Some of the oddest cosmic phenomena are short but tremendously powerful bursts of radio waves, which, in a fraction of a second, can give off as much energy as the sun does in a year. Known as fast radio bursts, these incredibly bright flashes of energy are thought to be related to dying stars called magnetars. Now, using two separate telescopes, astronomers have observed one of these events just a few minutes before and after it occurred, giving the best look yet at what causes these strange events.
Astronomers used NASA’s NICER (Neutron Star Interior Composition Explorer) on the International Space Station and NuSTAR (Nuclear Spectroscopic Telescope Array) in low-Earth orbit to observe a magnetar called SGR 1935+2154. Magnetars are a type of neutron star, the dense core left behind after a star collapses and with an extremely strong magnetic field. In October 2022, this magnetar gave off one of these strange, fast radio bursts.
Apply to live in NASA’s Mars simulation for one year, where a four-person crew grows crops, practices “Marswalks,” and exercises diligently.
Using two of the agency’s X-ray telescopes, researchers were able to zoom in on a dead star’s erratic behavior as it released a bright, brief burst of radio waves.
What’s causing mysterious bursts of radio waves from deep space? Astronomers may be a step closer to providing one answer to that question. Two NASA X-ray telescopes recently observed one such event – known as a fast radio burst – mere minutes before and after it occurred. This unprecedented view sets scientists on a path to better understand these extreme radio events.
While they only last for a fraction of a second, fast radio bursts can release about as much energy as the Sun does in a year. Their light also forms a laser-like beam, setting them apart from more chaotic cosmic explosions.
Ultimate fact presents top 15 Weapons Of The Future Will Blow Your Mind. We’ve come a long way since sticks and stones, and it’s almost inconceivable that only a few hundred years ago, Man was still waging war with bows, arrows, cannons, and muskets. Modern militaries are constantly in the process of developing new weapons, some of which will definitely make some mouths drop. We thought it would be fun to take a closer look at the most amazing offensive and defensive weapons currently in the works.
Autonomous weapons.
These are robotic vehicles, under development, that search and destroy enemy troops and equipment on the ground or in the air, without risk to friendly troops – theoretically.
Onboard computers interpret sensor data to identify and target hostile forces with built-in weapons. Robots may query human controllers at remote sites for the go-ahead to fire, and friendly forces may carry transponders that identify them as “friends”
High-energy lasers.
These are powerful energy beams that travel through air or space in straight lines. They travel at the speed of light and can strike over distances of thousands of kilometres. Large mirrors focus powerful laser beams onto a small spot on the target.
Space-based weapons.
Space is the ultimate high ground, so weapons in orbit would have the ability to see and zap anything on the ground, in the air, or nearby in space. The main mission of space-based weapons would be to defend against ballistic missiles fired at targets on Earth.
Hypersonic aircraft.
Launched from a standard runway, a hypersonic aircraft could fly faster than Mach 5 to strike anywhere in the world within two hours. It would also have enough thrust to deliver a satellite to low-Earth orbit. To get off the ground from a runway, a hypersonic plane would either hitch a ride on a conventional plane, or have its own conventional jet engine.
Active Denial System.
Millimetre-wave or microwave beams supposedly make people flee without injuring them. They might typically be powered by a generator fitted to a Humvee, in crowd control situations.
A 2-metre antenna and mobile generator produce and aim a beam of 95-gigahertz (3-millimetre) radiation.
Nuclear missiles.
Nuclear missiles are able to deliver unmatched destructive power anywhere in the world, making them the ultimate level of military power. One or more nuclear warheads are mounted on a ballistic missile, and launched vertically.
Stun guns (Tasers)
Tasers disable people with bursts of high-voltage electricity, allowing police to subdue them without lasting injury. A special gun fires darts on wires. These deliver a pulse of electricity that temporarily disrupts control of voluntary muscles.
E-bombs.
A rapid increase in electromagnetic field strength during a pulse, induces surges of electric current in conductors. This burns out electrical equipment – semiconductor chips are particularly vulnerable.
Layered missile defence.
Layered missile defence offers the best chance to shoot down attacking ballistic missiles.
Multiple anti-missile systems are deployed to target ballistic missiles during different stages of the attacking missile’s flight: Each phase, or layer, of defence increases the chance of successful destruction of the missile.
Information warfare.
This technique interferes with the flow of information vital to enemy operations, while defending friendly channels of communication. Information warfare specifically targets communication networks and computers.
‘Hyper Stealth’ or ‘Quantum Stealth’
Using naturally occurring metamaterials, scientists have been designing lightwave-bending materials that can greatly reduce the thermal and visible signatures of a target.
Electromagnetic Rail Guns.
EM rail gun launchers use a magnetic field rather than chemical propellants (e.g., gunpowder or fuel) to thrust a projectile at long range and at velocities of 4,500 mph to 5,600 mph. nautical miles using 32 megajoules.
The extended velocity and range of EM rail guns provides several benefits both in offensive and defensive terms, from precision strikes that can counter even the most advanced area defense systems to air defense against incoming targets.
Space Weapons.
Despite international pressure against the weaponization of space, major countries continue to explore technologies that would turn the sky above us into the next battleground.
Hypersonic Cruise Missiles and ‘Prompt Global Strike’
Had hypersonic cruise missiles existed in the mid-1990s, the U.S. might have rid itself of Al Qaeda leader Osama bin Laden much earlier than it did, and would have accomplished the feat in Afghanistan rather than in Pakistan.
Sentient’ Unmanned Vehicles.
Perhaps the single-most important development in the defense industry in the past decade is the emergence of unmanned vehicles.
Among this which one seems most terrible to you let us know in the comment section.
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Neutron stars in the universe, ultracold atomic gases in the laboratory, and the quark–gluon plasma created in collisions of atomic nuclei at the Large Hadron Collider (LHC): they may seem totally unrelated but, surprisingly enough, they have something in common. They are all a fluid-like state of matter made up of strongly interacting particles. Insights into the properties and behavior of any of these almost-perfect liquids may be key to understanding nature across scales that are orders of magnitude apart.
In a new paper, the CMS collaboration reports the most precise measurement to date of the speed at which sound travels in the quark–gluon plasma, offering new insights into this extremely hot state of matter.
Sound is a longitudinal wave that travels through a medium, producing compressions and rarefactions of matter in the same direction as its movement. The speed of sound depends on the medium’s properties, such as its density and viscosity. It can, therefore, be used as a probe of the medium.
