How climate change is reducing numbers of humpback whale calves in the north-west Atlantic

Climate change is affecting the whole ecosystem that humpback whales depend on for food, which is making it harder for females to sustain pregnancies.

---

climate-change baleen-whales herring

What tailgating does to men’s bodies

Heavy drinking and eating at tailgate parties doesn't affect all healthy but overweight men the same way, according to new research.

---

alcohol food sports featured health-and-medicine

Does aspirin lower colorectal cancer risk? Not after age 70

A new study finds that while regular aspirin use has clear benefits in reducing colorectal cancer incidence among middle-aged adults, the benefits stop after age 70.

---

health-medicine mgh colorectal-cancer aspirin

Climate change: Trump's Paris withdrawal was 'reckless' - John Kerry

US Special Envoy on climate John Kerry says President Trump's Paris pull-out endangered lives.

---

climate-change intergovernmental-panel-on-climate-change joe-biden paris-climate-agreement cop26 john-kerry

COVID-19 vaccine: 1 dose for many or 2 doses for some?

Until the COVID-19 vaccine supply increases, "we are better off vaccinating twice as many people" with a first dose only, says Christopher Gill.

---

covid-19 vaccines viruses featured health-and-medicine

Pollinators: neonicotinoid pesticides stop bees and flies from getting a good night's sleep

Chemicals banned in the EU were recently granted an exemption for limited use in the UK.

---

insects bees bumblebees pesticides body-clock sleep fruit-flies pollinators honeybees circadian-rhythms flies neonicotinoids crop-pollination

Is the dormancy of flies possible in people?

New research with flesh flies clarifies how the insects switch from dormancy to arousal. The findings raise some sci-fi possibilities.

---

insects science-and-technology hibernation

Invasive tawny crazy ants have an intense craving for calcium – with implications for their spread in the US

The spread of tawny crazy ants may be driven, in part, by their need for calcium.

---

conservation biodiversity insects potassium nutrients entomology research-brief nitrogen ants ecosystems farmland invasive-species iron phosphorus calcium magnesium sodium micronutrients nectar new-research

How engineering can contribute to a reimagining of the US public health system

A revamping of health care engineering in the US can help reimagine public health.

---

public-health coronavirus pandemic vaccines systems-engineering innovation-and-invention vaccine-distribution design-thinking systems-thinking