When the experimental XB-1 aircraft achieved supersonic speeds on a test flight, it did not create a disruptive sonic boom – thanks to a physics phenomenon called the Mach cutoff When the experimental XB-1 aircraft achieved supersonic speeds on a test flight, it did not create a disruptive sonic boom – thanks to a physics …
How the XB-1 aircraft went supersonic without a sonic boom Read More »
When the experimental XB-1 aircraft achieved supersonic speeds on a test flight, it did not create a disruptive sonic boom – thanks to a physics phenomenon called the Mach cutoff When the experimental XB-1 aircraft achieved supersonic speeds on a test flight, it did not create a disruptive sonic boom – thanks to a physics …
How the XB-1 aircraft went supersonic without a sonic boom Read More »
If asteroid 2024 YR4 does smash down on the lunar surface, the explosion might be visible from Earth and would leave a new crater on the near side of the moon If asteroid 2024 YR4 does smash down on the lunar surface, the explosion might be visible from Earth and would leave a new crater …
There’s a tiny chance the asteroid headed for Earth could hit the moon Read More »
Seismic waves suggest the planet’s solid inner core is being pulled out of shape – and it has undergone these changes over just a few decades Seismic waves suggest the planet’s solid inner core is being pulled out of shape – and it has undergone these changes over just a few decades Seismic waves suggest the …
Forces deep underground seem to be deforming Earth’s inner core Read More »
Although the climate goals set by the Paris Agreement are based on the long-term average temperature, one year of high temperatures might be a sign that the 1.5°C threshold has already been reached Although the climate goals set by the Paris Agreement are based on the long-term average temperature, one year of high temperatures might …
Have we already breached the 1.5°C global warming target? Read More »
A rocky planet less than half the mass of Earth seems to have an atmosphere made almost entirely of sulphur dioxide – this could be due to a huge amount of volcanic activity A rocky planet less than half the mass of Earth seems to have an atmosphere made almost entirely of sulphur dioxide – …
Distant exoplanet may be the most volcanic world ever found Read More »
There are many theories about how dynamics in the early solar system led to the cosmic neighbourhood we now inhabit, but beyond computer simulations, direct evidence to support them is hard to come by – that’s where meteorites come in There are many theories about how dynamics in the early solar system led to the …
How meteorites are rewriting the history of the solar system Read More »
Clothes and fishing nets that are made of nylon often end up in landfill or dumped in oceans, but a new way to break down the plastic could improve recycling Clothes and fishing nets that are made of nylon often end up in landfill or dumped in oceans, but a new way to break down …
Engineered bacteria could break down unrecyclable nylon in clothes Read More »
Albert Einstein himself thought that the eponymous Einstein ring would be impossible to observe, but the Euclid telescope has picked one up just 600 million light years from Earth Albert Einstein himself thought that the eponymous Einstein ring would be impossible to observe, but the Euclid telescope has picked one up just 600 million light …
Stunning image shows the closest ever Einstein ring Read More »
The Quipu superstructure is enormous, spanning 1.4 billion light years – and it could violate one of our fundamental assumptions about the universe The Quipu superstructure is enormous, spanning 1.4 billion light years – and it could violate one of our fundamental assumptions about the universe The Quipu superstructure is enormous, spanning 1.4 billion light years …
Astronomers have spotted the largest known object in the universe Read More »