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Tomorrow Today: The Science Magazine

DW Germany

Dive in to the fascinating world of science with Tomorrow Today. Your weekly dose of science knowledge. A show for everyone who's curious -- about our cosmos and how it works.

Dive in to the fascinating world of science with Tomorrow Today. Your weekly dose of science knowledge. A show for everyone who's curious -- about our cosmos and how it works.


Köln, Germany


DW Germany


Dive in to the fascinating world of science with Tomorrow Today. Your weekly dose of science knowledge. A show for everyone who's curious -- about our cosmos and how it works.




Does water drain differently in the north and south?

This week's viewer question comes from Rodrigo Moncayo in Ecuador. He wants to know whether it's true that water drains in opposite directions in the northern and southern hemispheres.

Why do the sun and moon not crash down on the earth?

This week’s question on Tomorrow Today is from Telmires Alves Rodrigues. He would like to know: How do the moon and the sun stay where they are and not come crashing down to the Earth?

Why is the universe dark?

This week's DW viewer question comes from Moacir Machado Monteiro in Sao Paulo, Brazil.

Just ask! How do cells communicate with one another?

This DW viewer question comes from Elvin Kawale from Lilongwe in Malawi.

Why do some people get dizzy while travelling?

This week's question comes from Oscar Raúl Pérez Cabrera from Mexico.

CERN scientists' hunt for cosmic secrets

In 2012, the Higgs boson particle was detected in an experiment at the European nuclear research organization, CERN. It was a milestone in scientific research. Yet there are still plenty of cosmic secrets to be discovered.

The effects of cosmic radiation

This week's viewer question comes from Ignacio Muñoz Rengifo in Chile.

Life after weightlessness

Astronaut Matthias Maurer recently returned to Earth after spending almost half a year in space. Extraterrestrial stays can put a lot of strain on the human body. DW Reporter Lea Albrecht met up with him and asked: Has weightless life left its mark?

Why is water odorless, tasteless and colorless?

This week's viewer question comes from Renato Monteiro in Brazil.

Protein from CO2?

Meat is, for many people, one of the most important sources of protein. But producing it causes climate-damaging CO2. Could that be used a protein source instead? A Finnish startup believes it can.


Just ask! Why do the planets shine like stars?

In this week's Tomorrow Today, the viewer question comes from José Gabriel Ossa from Colombia.


Can concrete from CO2 make building green?

The construction industry releases enormous amounts of carbon dioxide. Now one Canadian company has developed a technology to make a cement substitute from industrial waste and CO2, thereby trapping this greenhouse gas in the concrete.


Making diamonds from CO2

Diamonds from CO2: Can greenhouse gases be permanently stored in crystalline structures? Dale Vince has developed a technology for countering environmentally destructive diamond mining. DW reporter Ahmand Kalaji asked him about it.


Just ask! How are deserts formed?

This week's question for Tomorrow Today comes from Antoniete Reyes in El Salvador.


How can we defend Earth against asteroids?

Earth is hit by asteroids all the time. Most of them are very small. But now and again, bigger rocks crash on our planet. They can cause massive destruction. So scientists are looking for ways to defend planet Earth.


Turning CO2 into fuel

How about making fuel out of CO2? With a little water and electricity added. Tim Böltken and his team say they've developed a synthetic fuel that makes use of the greenhouse gas carbon dioxide. The group insists it's fully carbon neutral.


Coronavirus: Traces in wastewater

The SARS-CoV-2 virus enters the mouth, lungs and intestines – then lands in the toilet. Its trace can be followed all the way to the sewage treatment plant. There it's used not only to detect infections early, but also to track how variants spread.


Ukraine war: Researchers on the run

The war in Ukraine is also affecting the country's science community. Several educational institutions have been destroyed and scientists have been forced to flee. We met two biologists from Kyiv who are now pursuing their cancer research in France.


The moon, our celestial companion

The moon has been orbiting the Earth for billions of years. The first moon missions over fifty years ago helped reveal its secrets. Now it is once again becoming a focus of research and space travel, not least due to its raw materials.


Smart masks

Engineers and researchers at Spain's Granada University have developed a smart FFP2 mask. The intelligent face covering warns wearers via their smartphone app when CO2 concentrations are getting too high.