The jellyfish Turritopsis dohrnii is capable of rejuvenation. Ferran Martin reminds us that, unfortunately, it is not the only «immortal» thing we can find in the ocean.

Data show that, this summer, the temperature of the Mediterranean Sea is up to 5 ºC above normal values. This is the topic of the week in Ferran Martin's The Eyedropper

This week was World Ocean Day and Ferran Martin reminds us of the need to look at marine ecosystems well beyond 8 June.

The Coast Guards International Ice Patrol monitors Atlantic icebergs and even diverts their course from oil rigs.

Ferran Martin's scientific cartoon talks about «jellyfish».

Vulnerable species with bioactive potential must be protected because they are a potential source of molecules with pharmacological properties.

The impact of climate change and human interventions in the Mediterranean have led to microalgae blooms.

An analysis of 35 years of thermal images from the Mediterranean basin, which is especially vulnerable to global warming.

Urban waste generates pollution that cannot be seen with the naked eye but has negative impacts on aquatic ecosystems, which are particularly vulnerable to it.

Thermal expansion of the ocean and mass loss from glaciers and ice sheets will continue to be the main contributors to the sea level rise.